{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119849",
    "entityType": "User",
    "nonce": "0x61e18d379d9d2e5467872f7c38665e4d95b336b620e8579dc610ddcba5f9fc66",
    "signature": "0x1caff84cc6737c1b5a36b54202c9a783f9c0888346263ab94b185815d1de3ee230c525555a852c2563ff337a4c9320e9d7a80b2e84f2675348d4768796aaded51b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}