> ## Documentation Index > Fetch the complete documentation index at: https://help.nextmatter.com/llms.txt > Use this file to discover all available pages before exploring further. # Details of form field (v2) > Retrieve detailed information about a form field, including all instances where the field is used (v2 with cursor pagination). **Performance Tip** To avoid performance issues, especially under frequent access, use filters to limit the result set. Uses cursor pagination. ## OpenAPI ````yaml /reference/openapi.json get /v2/processes/{process_id}/steps/{step_id}/actions/{action_id}/ openapi: 3.0.3 info: title: Next Matter API version: v1 description: >- # Introduction This is reference documentation for the Next Matter API. It is a RESTful API that can be interacted with by sending JSON-formatted requests. Responses are also returned in a JSON format. The API doesn't expose any endpoints of the workflow editor This means you can't use this API to edit the underlying workflow structure or change definitions. # Testing a request Use a third party client, such as curl, Postman, or Advanced REST Client, to test our REST API. termsOfService: https://www.nextmatter.com/terms-of-service contact: email: support@nextmatter.com servers: - url: https://core.nextmatter.com/api/ description: Base URL security: [] paths: /v2/processes/{process_id}/steps/{step_id}/actions/{action_id}/: get: tags: - Form field summary: Details of form field (v2) description: > Retrieve detailed information about a form field, including all instances where the field is used (v2 with cursor pagination). **Performance Tip** To avoid performance issues, especially under frequent access, use filters to limit the result set. Uses cursor pagination. operationId: v2_processes_steps_actions_retrieve parameters: - in: query name: aborted_time_after schema: type: string format: date-time - in: query name: aborted_time_before schema: type: string format: date-time - in: path name: action_id schema: type: string pattern: ^\d+$ required: true - in: query name: active_step_id schema: type: string - in: query name: completed_time_after schema: type: string format: date-time - in: query name: completed_time_before schema: type: string format: date-time - in: query name: deadline_after schema: type: string format: date-time - in: query name: deadline_before schema: type: string format: date-time - in: query name: ended_time_after schema: type: string format: date-time - in: query name: ended_time_before schema: type: string format: date-time - in: query name: id schema: type: integer - in: query name: instance_ids schema: type: integer - in: query name: last_updated_time_after schema: type: string format: date-time - in: query name: last_updated_time_before schema: type: string format: date-time - in: query name: lead_user schema: type: integer - in: query name: name schema: type: string - in: query name: ordering schema: type: array items: type: string enum: - '-deadline' - '-ended_time' - '-last_updated_time' - '-name' - '-priority' - '-progress' - '-started_time' - '-status' - '-total_runtime' - deadline - ended_time - last_updated_time - name - priority - progress - started_time - status - total_runtime description: |- Ordering * `name` - Name * `-name` - Name (descending) * `started_time` - Started time * `-started_time` - Started time (descending) * `last_updated_time` - Last updated time * `-last_updated_time` - Last updated time (descending) * `status` - Status * `-status` - Status (descending) * `priority` - Priority * `-priority` - Priority (descending) * `progress` - Progress * `-progress` - Progress (descending) * `deadline` - Deadline * `-deadline` - Deadline (descending) * `ended_time` - Ended time * `-ended_time` - Ended time (descending) * `total_runtime` - Total runtime * `-total_runtime` - Total runtime (descending) explode: false style: form - in: query name: organization schema: type: integer - in: query name: priority schema: type: string nullable: true enum: - H - V description: |- * `V` - Very high * `H` - High - in: query name: process schema: type: integer - in: path name: process_id schema: type: string pattern: ^\d+$ required: true - in: query name: progress_max schema: type: integer maximum: 100 minimum: 0 - in: query name: progress_min schema: type: integer maximum: 100 minimum: 0 - in: query name: query schema: type: string - in: query name: started_time_after schema: type: string format: date-time - in: query name: started_time_before schema: type: string format: date-time - in: query name: status schema: type: array items: type: string enum: - aborted - completed - running description: |- * `running` - Running * `completed` - Completed * `aborted` - Aborted explode: true style: form - in: query name: step_deadline_after schema: type: string format: date-time - in: query name: step_deadline_before schema: type: string format: date-time - in: path name: step_id schema: type: string pattern: ^\d+$ required: true - in: query name: tags schema: type: array items: type: string description: Multiple values may be separated by commas. explode: false style: form - in: query name: total_runtime_max schema: type: string format: duration - in: query name: total_runtime_min schema: type: string format: duration responses: '200': content: application/json; version=v1: schema: $ref: '#/components/schemas/ActionInstance' description: '' security: - Bearer: [] components: schemas: ActionInstance: type: object properties: value: oneOf: - type: object additionalProperties: {} - type: string description: |- Given the *incoming* primitive data, return the value for this field that should be validated and transformed to a native value. readOnly: true instance_id: type: integer instance_name: type: string readOnly: true settings: oneOf: - type: object additionalProperties: {} - type: string nullable: true readOnly: true required: - instance_id - instance_name - settings - value securitySchemes: Bearer: type: apiKey name: Authorization in: header x-default: Api-Key YOUR_NM_API_KEY description: >+ Authentication is API key based. As an admin, you can generate an API key in Next Matter by going to Company > Next Matter API keys. When sending requests to the API, authenticate by passing the API key in the "Authorization" HTTP header, prepended with the string "Api-Key ". For example: Authorization: Api-Key xyzabc.12fsfe242ubdgakew ". ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.