{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "31906",
    "entityType": "User",
    "nonce": "0x3d15ae9d386cf0b4699b633e0c0f72c3f1a0e5824091f5d8404c0393a0b75557",
    "signature": "0x476016c2e0f16975c348660568aefae338e6ce50793697c48f4760e6d696c0b41c734bbf49e6b1a2b043b37024324cb08df64a2ff3d77c042486913324b7a0c41c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}