Create a membership role

Módulo Identity

POST/membership-rolesmembershipRoles.create

A role held through a membership. A person may hold several; capabilities are the union. A person cannot grant themselves a role. Creates a membership role. Requires `Idempotency-Key`; a replay returns the original response. The organization is derived from the credential or the parent row, never from the body.

Requiere la capacidad org.members.manage.
Alcances de OAuth: org.
Envía el encabezado Idempotency-Key. Una repetición con la misma clave devuelve la respuesta original.
Estados de error: 400, 401, 409, 422, 429. Los errores son detalles de problema RFC 9457.

Cuerpo de la solicitud: MembershipRoleCreate

membershipRoles.create: MembershipRoleCreate
Campo	Tipo	Obligatorio	Descripción
membership_id	string (uuid)	Sí	Identifier of the membership.
role_id	string (uuid)	Sí	Identifier of the held role: a system role or a custom role of the same org.

{
  "membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "role_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"
}

Respuesta 201: MembershipRole

membershipRoles.create: MembershipRole
Campo	Tipo	Obligatorio	Descripción
id	string (uuid)	Sí	Identifier of the membership role.
org_id	string (uuid)	Sí	Identifier of the owning organization, derived from the parent row and never accepted from the caller.
created_at	string (date-time)	Sí	When the row was created.
created_by	string (uuid) \| null	Sí	Identifier of the person who created the row; null when a seed, platform or system process created it.
updated_at	string (date-time)	Sí	When the row was last updated.
updated_by	string (uuid) \| null	Sí	Identifier of the person who last updated the row; null when a seed, platform or system process updated it.
membership_id	string (uuid)	Sí	Identifier of the membership.
role_id	string (uuid)	Sí	Identifier of the held role: a system role or a custom role of the same org.
granted_by	string (uuid) \| null	Sí	Identifier of the person accountable for the grant; null when the platform granted the first Owner of a new org.

{
  "id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "org_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "created_at": "2026-10-08T14:30:00Z",
  "created_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "updated_at": "2026-10-08T14:30:00Z",
  "updated_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "role_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
  "granted_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"
}

Ejemplos de código

curl -X POST "$XOS_BASE_URL/membership-roles" \
  -H "Authorization: Bearer $XOS_API_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d '{"membership_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","role_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"}'

const { data } = await xos.membershipRoles.create({
    "membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
    "role_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"
  });

response = xos.membership_roles.create({"membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "role_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"})

xos membership-roles create --data '{"membership_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","role_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"}'