{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "107436",
    "entityType": "User",
    "nonce": "0xd246655487667ca1c113d2b275e978b2ab88f1cf82e1d4cecbf5d610e8e586d7",
    "signature": "0x39e3021bc6bfdae644747ed0f212fbd2a00cef4d52150d41fed527b1361a8d3f0fde332fd1f8804cef097e53800338f81a926959aa5fabf47615a69013709a1d1c",
    "signer": "0xaF260D56498a2d61b204aBc5CAdCbEc98465d11b",
    "userId": "219894195"
  }
}