{
  "issuer": "https://lumbox.co",
  "authorization_endpoint": "https://api.lumbox.co/oauth/authorize",
  "token_endpoint": "https://api.lumbox.co/oauth/token",
  "registration_endpoint": "https://api.lumbox.co/oauth/register",
  "revocation_endpoint": "https://api.lumbox.co/oauth/revoke",
  "scopes_supported": [
    "inbox:read",
    "inbox:write",
    "email:send",
    "email:read",
    "domain:manage"
  ],
  "response_types_supported": ["code"],
  "response_modes_supported": ["query"],
  "grant_types_supported": ["authorization_code", "refresh_token"],
  "token_endpoint_auth_methods_supported": ["client_secret_basic", "none"],
  "code_challenge_methods_supported": ["S256"],
  "service_documentation": "https://docs.lumbox.co/docs/api-reference"
}