Send an invitation

{  "id": "inv_c7v0b3n6m9k2j5h8g1f4d7s0",  "organizationId": "org_w5xk2e7q0lzv3n8b1c4d6f9g",  "email": "alan@example.com",  "role": "member",  "inviterId": "user_k3m8q1z6v9c2x5b7n4w0e8r1",  "createdAt": "2026-03-14T09:40:00.000Z",  "expiresAt": "2026-03-21T09:40:00.000Z",  "inviteUrl": "https://voidhash.com/auth/invite?token=..."}

{  "error": {    "type": "invalid_request",    "code": "invalid_body",    "message": "The request body is invalid: Missing key\n  at [\"email\"]"  }}

{  "error": {    "type": "unauthenticated",    "code": "invalid_api_key",    "message": "This secret key is not valid."  }}

{  "error": {    "type": "permission_denied",    "code": "permission_denied",    "message": "Insufficient permissions."  }}

{  "error": {    "type": "not_found",    "code": "organization_not_found",    "message": "There is no organization org_w5xk2e7q0lzv3n8b1c4d6f9g, or this credential cannot use it.",    "param": "organizationId"  }}

{  "error": {    "type": "conflict",    "code": "already_member",    "message": "grace@example.com already belongs to this organization.",    "param": "email"  }}

{  "error": {    "type": "rate_limited",    "code": "invitation_limit_reached",    "message": "This organization sent 50 invitations in the last 24 hours, the most a day allows. Try again later."  }}

{  "error": {    "type": "internal",    "code": "internal_error",    "message": "Something went wrong on our side. Try again, and contact support with the Request-Id header if it keeps failing."  }}