{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "331",
    "entityType": "User",
    "nonce": "0xc3b449d41b53f55f18dc414401d19bbb279339662193d6fc947db674a7b022e7",
    "signature": "0x8f1e9aab1895532bbb3268af0ab78b44d2a4b14d208cc102acbaccff320cd3ac29175b20d1a219a8e901b2fb929a72ee6f69608b051ca00885daa7a69b967ebc1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}