{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "711658625",
    "entityType": "User",
    "nonce": "0x24ec29c68a894309d8fda301a1ba2211818cbcd776d9b8ca6e4b2c7caab89f63",
    "signature": "0x79cd08e90d140c4b5ce9ae1787903c575d5e0f4cdf4e0167f7b21fd26a8bcd1c23450ab9ea7e47974572d4c9c7c51ab9da871f94dd0973ecab3d339cae8cae621c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}