{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2655",
    "entityType": "User",
    "nonce": "0xd59b31e22c6d9c18b4c14458102c0f00919616d47d9a676d94073d1c67395344",
    "signature": "0xad9c4cdf4e436f6b030f1b2db0adf780fa0d51742a943f4b6dc5868c1735219c6a07236b3d03b9cbf375cb5a4717eaaf6d8ba152ea00d5b4aded142348b9746e1c",
    "signer": "0xf9Bf82B2ecB609ee37250F00C0835d529331385D",
    "userId": "654530894"
  }
}