title: SignedThirdPartyInvite
description: |-
  A block of content which has been signed by the identity server, which
  homeservers can use to verify the event. Clients should ignore this.
type: object
properties:
  mxid:
    description: |-
      The user ID that has been bound to the third-party identifier.
    type: string
    format: mx-user-id
    pattern: "^@"
    example: "@alice:example.org"
  signatures:
    title: IdentityServerSignatures
    description: |-
      The identity server signatures for this block. This is a map of identity
      server name to signing key identifier to base64-encoded signature.

      The signatures are calculated using the process described at
      [Signing JSON](/appendices/#signing-json).
    type: object
    additionalProperties:
      type: object
      additionalProperties:
        type: string
    example: {
      "magic.forest": {
        "ed25519:3": "fQpGIW1Snz+pwLZu6sTy2aHy/DYWWTspTJRPyNp0PKkymfIsNffysMl6ObMMFdIJhk6g6pwlIqZ54rxo8SLmAg"
      }
    }
  token:
    description: |-
      The token generated by the identity server at the
      [`/store_invite`](/identity-service-api/#post_matrixidentityv2store-invite)
      endpoint.

      It matches the `state_key` of the corresponding [`m.room.third_party_invite`](/client-server-api/#mroomthird_party_invite)
      event.
    type: string
    example: "abc123"
required:
  - mxid
  - signatures
  - token