{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48779",
    "entityType": "User",
    "nonce": "0x7a9a7db960ac2be76671b9c7e622ba990f02b41286a5dc51ae0e3c27c38998c9",
    "signature": "0x7d53ff25c3788942051a4ddcac8fee5ea3debad0cf35537b762077ca77d48b834545812f8411644eb1c7c766b2407441c012af1726bac844a90dc452985001941b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}