> ## Documentation Index > Fetch the complete documentation index at: https://docs.niadra.com/llms.txt > Use this file to discover all available pages before exploring further. # Correct the memory > Retract or correct a fact, resolve an open item, or record the outcome of a conversation. ## OpenAPI ````yaml openapi/en/cell.json POST /v1/feedback openapi: 3.1.0 info: title: Niadra data API version: '1' description: >- Writing, context, history, objects, identity, privacy and governance of one space. Every space has a stable address, with the space and the region in its name. servers: - url: https://{space}.{region}.api.niadra.com variables: space: default: acme-prod description: The space, which comes in the source key. region: default: us-east-1 description: The region of the space, which also comes in the key. security: [] paths: /v1/feedback: post: tags: - ingest summary: Correct the memory description: >- Retracts or corrects a fact, resolves an open item or records the outcome of a conversation. Each action needs its own fields, or the answer is 422: `retract_fact` needs `fact_id`, `correct_fact` needs `fact_id` and `value`, `resolve_open_item` needs `open_item_id`, and `conversation_outcome` needs `conversation_id` and `value`. Every correction becomes an event, and the derived memory is recomputed from it. **Authentication.** Source key: `Authorization: Bearer nia_sk_...`. Required scope: `track`. operationId: feedback_v1_feedback_post requestBody: content: application/json: schema: $ref: '#/components/schemas/FeedbackRequest' example: idempotency_key: fb-2026-09-22-0001 subject: type: phone_e164 value: '+14155550123' action: resolve_open_item open_item_id: oi_01J8ZK reason: Visit rescheduled and confirmed by the customer required: true responses: '200': content: application/json: schema: $ref: '#/components/schemas/BatchResponse' example: accepted: 1 duplicates: 0 errors: [] description: The correction was stored as an event, reported as a batch result. '422': content: application/problem+json: schema: $ref: '#/components/schemas/Problem' description: The request does not match the contract. security: - sourceKey: [] x-codeSamples: - lang: python label: Python source: |- niadra.feedback( "resolve_open_item", phone("+14155550123"), open_item_id="oi_01J8ZK", reason="Visit rescheduled and confirmed by the customer", ) - lang: typescript label: TypeScript source: |- await niadra.feedback({ action: "resolve_open_item", subject: handles.phone("+14155550123"), open_item_id: "oi_01J8ZK", reason: "Visit rescheduled and confirmed by the customer", }); components: schemas: FeedbackRequest: additionalProperties: false description: >- Corrections become events (L1): retract or correct a fact, resolve an open item, record an outcome. properties: action: enum: - retract_fact - correct_fact - resolve_open_item - conversation_outcome title: Action type: string conversation_id: anyOf: - maxLength: 512 minLength: 1 type: string - type: 'null' title: Conversation Id fact_id: anyOf: - type: string - type: 'null' title: Fact Id idempotency_key: maxLength: 512 minLength: 1 title: Idempotency Key type: string open_item_id: anyOf: - type: string - type: 'null' title: Open Item Id reason: anyOf: - maxLength: 500 type: string - type: 'null' title: Reason subject: $ref: '#/components/schemas/Handle' value: anyOf: - maxLength: 2000 type: string - type: 'null' title: Value required: - idempotency_key - subject - action title: FeedbackRequest type: object BatchResponse: additionalProperties: false properties: accepted: title: Accepted type: integer duplicates: title: Duplicates type: integer description: Items whose idempotency key was already stored. errors: items: $ref: '#/components/schemas/ItemError' title: Errors type: array required: - accepted - duplicates - errors title: BatchResponse type: object Problem: additionalProperties: false description: RFC 9457 problem details; `code` comes from the versioned error catalog. properties: code: title: Code type: string detail: anyOf: - type: string - type: 'null' default: null title: Detail request_id: anyOf: - type: string - type: 'null' default: null title: Request Id status: title: Status type: integer title: title: Title type: string type: default: about:blank title: Type type: string required: - title - status - code title: Problem type: object Handle: additionalProperties: false description: >- An identifier of a subject in some channel or system: a phone, an e-mail, a CRM id. properties: scope: anyOf: - maxLength: 256 minLength: 1 type: string - type: 'null' description: >- Namespace for scoped identifiers: the WhatsApp Business account for `wa_bsuid`, the system for `system_id`, the country for `gov_id_hmac`. title: Scope subject_kind: anyOf: - $ref: '#/components/schemas/SubjectKind' - type: 'null' description: Defaults to `person`, except for organization-only handle types. type: $ref: '#/components/schemas/HandleType' value: maxLength: 320 minLength: 1 title: Value type: string description: >- The identifier. Normalized on the server: E.164 for phones, lowercase for e-mail. required: - type - value title: Handle type: object ItemError: additionalProperties: false properties: code: title: Code type: string detail: anyOf: - type: string - type: 'null' title: Detail index: title: Index type: integer description: Position of the item in `items`. required: - index - code title: ItemError type: object SubjectKind: enum: - person - account - partner title: SubjectKind type: string description: >- A person, a customer organization (`account`) or an organization that takes part without being a customer (`partner`). HandleType: enum: - phone_e164 - wa_id - wa_jid - wa_lid - wa_bsuid - email - gov_id_hmac - app_user_id - system_id - org_registry_hmac - email_domain - anon_id title: HandleType type: string description: >- The kind of identifier. The value is classified by its format, never by the field it came from. securitySchemes: sourceKey: type: http scheme: bearer description: nia_sk_... ````