{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x42dab47c0f149ea97c633df2a7a353191353c72e49886cebf9a4ba5d67b49ac8",
    "signature": "0x6f60e02824a176e188a0a0b2db31184ad0313ff02d4b9fa447f9bcd2510694e300e0abe4b68e4e15bd49a8370e4e7053eb17cc573377d345f91d8752a78fa1ae1c",
    "signer": "0x08a70f29974EFfabc33Bf789b63C0fbCf119F6F7",
    "userId": "470328"
  }
}