{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133040",
    "entityType": "User",
    "nonce": "0xe89536e2ce3be22d5291f2b48133cd54c9539ccdb40d27ff8d2965d50bae1e31",
    "signature": "0xe02aa1625520e2b43a7a521e0f0eecf64c9807856d3dab5542d101ea31b893c843e60418de42e4f18773d6efa57c622cf0bc8040055524c2ca0aecece390c6861c",
    "signer": "0xe74EA561439c78F34f4928Eb44ee8Bc5d67c3d45",
    "userId": "781858883"
  }
}