# Validate Returned CMN Signature Date

> Perform Validate Returned CMN Signature Date through GenHealth - Renewals.

Source: [https://genhealth.ai/docs/workflows/integrations/gen-health-renewals/brightree_validate_cmn_signature_date](https://genhealth.ai/docs/workflows/integrations/gen-health-renewals/brightree_validate_cmn_signature_date)

Integration: [GenHealth - Renewals](https://genhealth.ai/docs/workflows/integrations/gen-health-renewals.md)

- Handler: `brightree_validate_cmn_signature_date`

## Inputs

- `cmn_key` — Cmn Key (expression, required)
  Required literal value or workflow expression.
- `cmn_form_key` — Cmn Form Key (expression, required)
  Required literal value or workflow expression.
- `signature_date` — Signature Date (date, required)
  Required date in YYYY-MM-DD format.
- `received_date` — Received Date (expression)
  Optional literal value or workflow expression.
- `fax_timezone` — Fax Timezone (text, required)
  Required text value.

## Outputs

- `success` — Success
- `ready_for_write` — Ready For Write
- `dispatch_linked` — Dispatch Linked
- `reason` — Reason
- `error` — Error

Output schema completeness: `best_effort_declared`

## Safety

- External effect: `write`
- Confirmation recommended: no
- Retry safe: no
- Dry run supported: no

## Schemas

These schemas are first-pass authoring guidance. Runtime validation remains authoritative.

### Input schema

```json
{
  "type": "object",
  "required": [
    "cmn_key",
    "cmn_form_key",
    "signature_date",
    "fax_timezone"
  ],
  "properties": {
    "cmn_key": {
      "description": "Required literal value or workflow expression.",
      "x-workflow-field-type": "expression"
    },
    "cmn_form_key": {
      "description": "Required literal value or workflow expression.",
      "x-workflow-field-type": "expression"
    },
    "fax_timezone": {
      "type": "string",
      "description": "Required text value.",
      "x-workflow-field-type": "text"
    },
    "received_date": {
      "description": "Optional literal value or workflow expression.",
      "x-workflow-field-type": "expression"
    },
    "signature_date": {
      "type": "string",
      "format": "date",
      "description": "Required date in YYYY-MM-DD format.",
      "x-workflow-field-type": "date"
    }
  },
  "additionalProperties": false
}
```

### Output schema

```json
{
  "type": "object",
  "properties": {
    "error": {},
    "reason": {},
    "success": {},
    "dispatch_linked": {},
    "ready_for_write": {}
  },
  "additionalProperties": true
}
```