# Verify JWT token

Verify JWT tokens with automatic issuer detection:
        
        - Decodes JWT to extract issuer claim
        - PERS tokens: Verified internally
        - External tokens: Future support planned
        - Standards-compliant JWT verification

Endpoint: POST /auth/verify
Version: 2.0.7
Security: projectKey, businessApiKey

## Request fields (application/json):

  - `authToken` (string, required)
    JWT token to verify (any issuer)
    Example: "eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9..."

## Response 200 fields (application/json):

  - `valid` (boolean, required)
    Whether the token verification was successful
    Example: true

  - `payload` (object)
    Decoded payload from the token if verification is successful

  - `errorMessage` (string)
    Error message if token verification fails
    Example: "Invalid token"


## Response 400 fields