{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "159165968",
    "entityType": "User",
    "nonce": "0x5d08709ee752a4544a188f30aab7ec5b46f8d5efa63dc761d141bf175f286938",
    "signature": "0x29e53287f22afced7427ef70308548f6933a5341c5237aa873e361da5efda02618e73a05abea4d53fbff3ce83e3a21b8a994193eccbf0fd5819d0ca1cd11de261b",
    "signer": "0x260330B2B8E045693947b95A65c557183d00397D",
    "userId": "997651436"
  }
}