{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "885900244",
    "entityType": "User",
    "nonce": "0xc68019fcad083c562e4ace8ce7248b2ad771ba932218ee8f108ef10239643802",
    "signature": "0x2032da2fc22fdecece6a8d15ec1a0f4802d753031d6e3eb5e034abde0b52558862177ab25b3f424ba309e9e7c66ae8c45215d572d319650a3b21fe5942f687d21b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}