{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "81402",
    "entityType": "User",
    "nonce": "0xa60da21a4bb0a6a4d4587ac3bd87c0ac62986d518d1de1500e4395705149ef8e",
    "signature": "0x9f52fb806c6ad6c140cc871e37b1a8ddee6c4c4af82a816e12afb8649595202b21db88245d24d597c22482975034f3a835cb89e5d8aabc0da7697dd0b5b96e0a1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}