{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131558728",
    "entityType": "User",
    "nonce": "0x0c272dcc5b8eb17a0fe6dfa251c28b931199c478a80952819569ebe9accdf02a",
    "signature": "0xf4a670dbd2b988eb0bb83ab04eb948960d73eb32393284bd1761b0da8906bcac0722395f08037e313fa9658ffb11a04fa99f8c0d340b37225f24bf9223244cda1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}