> ## Documentation Index > Fetch the complete documentation index at: https://docs.givebutter.com/llms.txt > Use this file to discover all available pages before exploring further. # Update a contact activity ## OpenAPI ````yaml https://givebutter.com/docs/api.json put /v1/contacts/{contact}/activities/{activity} openapi: 3.1.0 info: title: Givebutter API Documentation version: 1.0.0 description: >- Givebutter Public API - Access and manage your campaigns, contacts, transactions, and more. servers: - url: https://api.givebutter.com/ security: - http: [] paths: /v1/contacts/{contact}/activities/{activity}: put: tags: - Contact Activities summary: Update a contact activity operationId: contacts.activities.update parameters: - name: contact in: path required: true description: The contact ID schema: type: integer - name: activity in: path required: true description: The activity ID schema: type: integer responses: '200': description: '`ContactActivityResource`' content: application/json: schema: $ref: '#/components/schemas/ContactActivityResource' '403': $ref: '#/components/responses/AuthorizationException' '404': $ref: '#/components/responses/ModelNotFoundException' '422': $ref: '#/components/responses/ValidationException' components: schemas: ContactActivityResource: type: object properties: id: type: string type: type: string source: type: string data: type: string resource: anyOf: - $ref: '#/components/schemas/TransactionResource' - type: object properties: id: type: string required: - id - type: 'null' - $ref: '#/components/schemas/RecurringPlanResource' - $ref: '#/components/schemas/TicketResource' - $ref: '#/components/schemas/MessageResource' resource_type: type: - string - 'null' enum: - transaction - plan - ticket - message - mail_piece - soft_credit - subscription_log - null created_by: $ref: '#/components/schemas/PublicUserResource' occurred_at: type: string created_at: type: string updated_at: type: string required: - id - type - source - data - resource - resource_type - occurred_at - created_at - updated_at title: ContactActivityResource TransactionResource: anyOf: - type: object properties: id: type: string plan_id: type: string pledge_id: type: string amount: type: number fee: type: number fee_covered: type: number donated: type: number payout: type: number captured: type: string captured_at: type: string timezone: type: string refunded: type: string refunded_at: type: string line_items: type: array items: $ref: '#/components/schemas/TransactionLineItemResource' fair_market_value_amount: type: - string - 'null' tax_deductible_amount: type: - string - 'null' is_recurring: type: string required: - id - plan_id - pledge_id - amount - fee - fee_covered - donated - payout - captured - captured_at - timezone - refunded - refunded_at - line_items - fair_market_value_amount - tax_deductible_amount - is_recurring - type: object properties: id: type: string number: type: string campaign_id: type: string campaign_code: type: string campaign_title: type: string plan_id: type: string pledge_id: type: string team_id: type: string team_name: type: string member_id: type: string member_name: type: string fund_id: type: string fund_code: type: string contact_id: type: string first_name: type: string last_name: type: string company_name: type: string company: type: string email: type: string phone: type: string address: type: string status: type: string payment_method: type: string method: type: string is_offline: type: string check_number: anyOf: - type: string - type: object check_deposited_at: anyOf: - type: string - type: object internal_note: type: string amount: type: number fee: type: number fee_covered: type: number donated: type: number payout: type: number currency: type: string transacted_at: type: string created_at: type: string updated_at: type: string timezone: type: string giving_space: anyOf: - $ref: '#/components/schemas/GivingSpaceResource' - type: 'null' dedication: anyOf: - $ref: '#/components/schemas/DedicationResource' - type: 'null' transactions: type: array prefixItems: - $ref: '#/components/schemas/TransactionResource' minItems: 1 maxItems: 1 additionalItems: false custom_fields: type: array items: $ref: '#/components/schemas/CustomFieldResponseResource' utm_parameters: type: string external_id: anyOf: - $ref: '#/components/schemas/ExternalIdResource' - type: 'null' communication_opt_in: type: string session_id: type: string attribution_data: type: string fair_market_value_amount: type: - string - 'null' tax_deductible_amount: type: - string - 'null' is_recurring: type: string payout_id: anyOf: - type: string - type: object required: - id - number - campaign_id - campaign_code - campaign_title - plan_id - pledge_id - team_id - team_name - member_id - member_name - fund_id - fund_code - contact_id - first_name - last_name - company_name - company - email - phone - address - status - payment_method - method - is_offline - check_number - check_deposited_at - internal_note - amount - fee - fee_covered - donated - payout - currency - transacted_at - created_at - updated_at - timezone - giving_space - dedication - transactions - custom_fields - utm_parameters - external_id - communication_opt_in - session_id - attribution_data - fair_market_value_amount - tax_deductible_amount - is_recurring - payout_id title: TransactionResource RecurringPlanResource: type: object properties: id: type: string contact_id: type: string first_name: type: string last_name: type: string email: type: string phone: type: string frequency: type: string status: type: string method: type: string amount: type: string fee_covered: type: string created_at: type: string updated_at: type: string start_at: type: string canceled_at: type: string next_bill_date: type: string required: - id - contact_id - first_name - last_name - email - phone - frequency - status - method - amount - fee_covered - created_at - updated_at - start_at - canceled_at - next_bill_date title: RecurringPlanResource TicketResource: type: object properties: id: type: string id_suffix: type: string transaction_id: type: string name: type: string first_name: type: string last_name: type: string email: type: string phone: type: string title: type: string description: type: string price: type: number pdf: type: string checked_in_at: type: string created_at: type: string updated_at: type: string retail_price: type: - string - 'null' required: - id - id_suffix - transaction_id - name - first_name - last_name - email - phone - title - description - price - pdf - checked_in_at - created_at - updated_at - retail_price title: TicketResource MessageResource: type: object properties: id: type: string status: type: string channel: type: string internal_name: type: string subject: type: string body: type: string recipient_filters: type: string recipient_count: type: string sent_at: type: string sending_at: type: string created_at: type: string updated_at: type: string required: - id - status - channel - internal_name - body - recipient_filters - recipient_count - sent_at - sending_at - created_at - updated_at title: MessageResource PublicUserResource: type: object properties: id: type: string first_name: type: string last_name: type: string email: type: string required: - id - first_name - last_name - email title: PublicUserResource TransactionLineItemResource: type: object properties: type: type: string subtype: type: string description: type: string quantity: type: integer price: type: number discount: type: number total: type: number created_at: type: string updated_at: type: string required: - type - subtype - description - quantity - price - discount - total - created_at - updated_at title: TransactionLineItemResource GivingSpaceResource: type: object properties: id: type: string name: type: string amount: type: number message: type: string created_at: type: string updated_at: type: string required: - id - name - amount - message - created_at - updated_at title: GivingSpaceResource DedicationResource: type: object properties: type: type: string name: type: string recipient: type: object properties: name: type: - string - 'null' email: type: - string - 'null' required: - name - email created_at: type: string updated_at: type: string required: - type - name - recipient - created_at - updated_at title: DedicationResource CustomFieldResponseResource: type: object properties: id: type: integer field_id: type: integer title: type: string description: type: - string - 'null' type: type: string value: type: string created_at: type: string updated_at: type: string required: - id - field_id - title - description - type - value - created_at - updated_at title: CustomFieldResponseResource ExternalIdResource: type: object properties: id: type: integer label: type: string external_id: type: string created_at: type: string updated_at: type: string required: - id - label - external_id - created_at - updated_at title: ExternalIdResource responses: AuthorizationException: description: Authorization error content: application/json: schema: type: object properties: message: type: string description: Error overview. required: - message ModelNotFoundException: description: Not found content: application/json: schema: type: object properties: message: type: string description: Error overview. required: - message ValidationException: description: Validation error content: application/json: schema: type: object properties: message: type: string description: Errors overview. errors: type: object description: A detailed description of each field that failed validation. additionalProperties: type: array items: type: string required: - message - errors securitySchemes: http: type: http scheme: bearer ````