> ## Documentation Index > Fetch the complete documentation index at: https://docs.fincle.com.br/llms.txt > Use this file to discover all available pages before exploring further. # Retrieve transaction > Returns a transaction of the account. The `data` field is `null` when the transaction does not exist or belongs to another account. ## OpenAPI ````yaml /openapi.yaml get /transactions/{transactionId} openapi: 3.0.3 info: title: Fincle API version: 1.0.0 description: >- Fincle payments API: charges by Pix, credit card and boleto, subscriptions, transactions, refunds, infractions, notifications and transfers. servers: - url: https://api.fincle.com.br description: Production server security: [] tags: - name: Authentication description: Issuance of the access token from the API key. - name: Charges description: Creation of charges by Pix, credit card and boleto. - name: Subscriptions description: Recurring billing on credit card. - name: Transactions description: Retrieval and refund of transactions. - name: Refunds description: Refund requests submitted by payers. - name: Infractions and MED description: Pix infraction reports and the amounts blocked as a result. - name: Webhooks description: Registration of notification endpoints and tracking of deliveries. - name: Balance and transfers description: Balance, statement, fees and transfer of the amounts received. paths: /transactions/{transactionId}: get: tags: - Transactions summary: Retrieve transaction description: >- Returns a transaction of the account. The `data` field is `null` when the transaction does not exist or belongs to another account. operationId: getTransaction parameters: - name: transactionId in: path required: true description: Transaction identifier. schema: type: string responses: '200': description: Transaction retrieved. content: application/json: schema: type: object properties: success: type: boolean data: type: object properties: id: type: string description: Transaction identifier. paymentMethod: type: string description: Payment method. enum: - pix - credit_card - boleto amount: type: integer description: Gross amount of the transaction, in cents. netAmount: type: integer description: Net amount, after fees, in cents. fees: type: integer description: Fees charged, in cents. reservedAmount: type: integer nullable: true description: Portion of the amount held as reserve, in cents. reservedUntil: type: string format: date-time nullable: true description: When the reserve is released. externalId: type: string description: Transaction identifier at the acquirer. status: type: string description: Current status of the transaction. enum: - pending - waiting - paid - refused - canceled - expired - error - refund - chargeback - contest - infraction - preCharge description: type: string nullable: true description: Description provided at creation. createdAt: type: string description: Creation time. format: date-time updatedAt: type: string description: Time of the last change. format: date-time aprovedAt: type: string format: date-time nullable: true description: Time at which the payment was approved. refuseReason: type: string nullable: true description: Reason for the refusal, when applicable. acquirerCode: type: string nullable: true description: Acquirer return code. contestResolution: type: string nullable: true enum: - pending - won - lost - null description: Outcome of the dispute, when applicable. canSubmitContest: type: boolean description: '`true` while a defense can still be submitted.' customer: type: object nullable: true properties: id: type: string description: Customer identifier. name: type: string description: Payer's name. phone: type: string nullable: true documentType: type: string description: Document type. document: type: string description: Payer's CPF or CNPJ. emails: type: array nullable: true items: type: object properties: email: type: string TransactionItems: type: array nullable: true items: type: object properties: id: type: integer name: type: string description: type: string nullable: true quantity: type: integer unitPrice: type: integer description: Unit price, in cents. amount: type: integer description: Item total, in cents. tangible: type: boolean Pix: type: object nullable: true properties: key: type: string nullable: true endToEndId: type: string nullable: true description: >- Pix end-to-end identifier, available after settlement. payerInfo: nullable: true description: Payer data reported by the bank. nullable: true example: success: true data: id: cmddiqpxo09zf1yju2kqkhgga paymentMethod: pix amount: 4990 netAmount: 4840 fees: 150 reservedAmount: null reservedUntil: null externalId: 7fab0715-9a97-42ce-84e2-dc96dc347fb0 status: paid description: Invoice no. 2026/001042 createdAt: '2026-11-12T14:08:06.000Z' updatedAt: '2026-11-12T14:10:17.000Z' aprovedAt: '2026-11-12T14:10:17.000Z' refuseReason: null acquirerCode: null contestResolution: null canSubmitContest: false customer: id: cmddiq1a2000b1yju8xk2p9d1 name: Helena Martins Andrade phone: '11932104567' documentType: cpf document: '31845792041' emails: - email: helena.andrade@example.com TransactionItems: [] Pix: key: null endToEndId: E18236120202611121410s12e9976c00 payerInfo: null '401': description: Access token missing, invalid or expired. content: application/json: schema: type: object properties: success: type: boolean message: type: string required: - success - message example: success: false message: Não autorizado '403': description: Credential not linked to an account. content: application/json: schema: type: object properties: success: type: boolean message: type: string required: - success - message example: success: false message: Acesso negado security: - bearerAuth: [] components: securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.