> ## Documentation Index > Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt > Use this file to discover all available pages before exploring further. # Starts processing of the files in new transaction > Creates a transaction that will be used to process some files. The maximum size of request body should not exceed 2 GB. The transaction will start automatically. ## OpenAPI ````yaml /openapi.json post /api/publicapi/v1/transactions/launch openapi: 3.0.4 info: title: Vantage processing REST API description: 'Environment: Production
Product Version: 1.6.17' version: '1.0' x-application-version: 1.6.17 servers: - url: https://vantage-us.abbyy.com description: Production United States - url: https://vantage-eu.abbyy.com description: Production Europe - url: https://vantage-au.abbyy.com description: Production Australia security: - OAuth2Security: - global.wildcard - openid - permissions paths: /api/publicapi/v1/transactions/launch: post: tags: - Transactions summary: Starts processing of the files in new transaction description: |- Creates a transaction that will be used to process some files. The maximum size of request body should not exceed 2 GB. The transaction will start automatically. operationId: LaunchTransaction parameters: - name: skillId in: query schema: type: string requestBody: content: multipart/form-data: schema: type: object properties: Model: type: object properties: files: type: array items: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionFileMetadataDto description: Files processing parameters nullable: true registrationParameters: maxItems: 10 type: array items: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionRegistrationParameter description: Additional registration parameters for transaction nullable: true skillParameters: maxItems: 10 type: array items: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionSkillParameter description: Skill parameters for transaction nullable: true additionalProperties: false description: >- Additional transaction processing parameters. See TransactionLaunchMetadataDto model. Files: type: array items: type: string description: Model for getting file passed in multipart/* content format: binary encoding: Model: contentType: application/json style: form explode: true Files: contentType: application/octet-stream style: form explode: true responses: '201': description: Transaction successfully created and started content: text/plain: schema: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Results.CreatedTransactionResult application/json: schema: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Results.CreatedTransactionResult text/json: schema: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Results.CreatedTransactionResult '400': description: Some files are invalid or skillId is not specified content: text/plain: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' application/json: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' text/json: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' '404': description: Skill with specified skillId not found or not published content: text/plain: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' application/json: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' text/json: schema: $ref: '#/components/schemas/Microsoft.AspNetCore.Mvc.ProblemDetails' components: schemas: Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionFileMetadataDto: type: object properties: index: type: string description: Documents in transaction will be ordered by this parameter nullable: true imageProcessingOptions: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.ImageProcessingOptions registrationParameters: maxItems: 10 type: array items: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionFileRegistrationParameter description: >- Additional file registration parameters. Predefined parameters: SourceType: Where the file came from, usually the connector name (scanning station); SourceDetails: How the file was received; SourceFileName: The name of the file being added (invoice.jfif) SourceFilePath: The path to the file SourceArchiveName: The name of the archive containing the file being added SourceFolderName: The name of the subfolder which containing the file being added nullable: true additionalProperties: false description: Additional file processing parameters Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionRegistrationParameter: required: - key - value type: object properties: key: minLength: 1 type: string description: Key (name) of the parameter value: minLength: 1 type: string description: Value of the parameter additionalProperties: false description: Transaction registration parameter Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionSkillParameter: required: - key - value type: object properties: key: minLength: 1 type: string description: Key (name) of the parameter value: minLength: 1 type: string description: Value of the parameter additionalProperties: false description: Skill parameter for transaction Abbyy.Vantage.PublicApi.Contract.Transactions.Results.CreatedTransactionResult: required: - transactionId type: object properties: transactionId: type: string format: uuid additionalProperties: false Microsoft.AspNetCore.Mvc.ProblemDetails: type: object properties: type: type: string nullable: true title: type: string nullable: true status: type: string nullable: true detail: type: string nullable: true instance: type: string nullable: true additionalProperties: {} Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.ImageProcessingOptions: type: object properties: autoCrop: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.PreprocessingOperationSwitcher autoOrientation: $ref: >- #/components/schemas/Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.PreprocessingOperationSwitcher additionalProperties: false description: Image preprocessing settings for import Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.TransactionFileRegistrationParameter: required: - key - value type: object properties: key: minLength: 1 type: string description: Key (name) of the parameter value: minLength: 1 type: string description: Value of the parameter additionalProperties: false Abbyy.Vantage.PublicApi.Contract.Transactions.Requests.PreprocessingOperationSwitcher: enum: - Default - 'Yes' - 'No' type: string description: Switcher of image preprocessing operations securitySchemes: OAuth2Security: type: oauth2 flows: authorizationCode: authorizationUrl: https://vantage-preview.abbyy.com/auth2/connect/authorize tokenUrl: https://vantage-preview.abbyy.com/auth2/connect/token scopes: global.wildcard: Global wildcard openid: User Id permissions: User permissions ````