# Send an invitation email to a new user to join the organization For organizations using the default Trustgrid authentication provider, users must be invited and then they should sign up with the invited email address. For custom IDP integrations, users should be added instead. Endpoint: POST /user Version: 1.0.0 Security: JWTAuthorizer ## Request fields (application/json): - `email` (string, required) User's email - `policyId` (string, required) ID of the policy to be applied to the user upon account creation ## Response 200 fields