{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120749",
    "entityType": "User",
    "nonce": "0x2734f8411d333033ded883d7fda5d7aa288f37d44fe91632925b529e141836cc",
    "signature": "0x3eb2c65527003d61069403aba1c7cbcf1ff6210aee48a41dbb38a9aa0199869630cd1c149271fde6402ba6945a83128b834cca0f961b78c886523e7db9797d5e1c",
    "signer": "0xaF260D56498a2d61b204aBc5CAdCbEc98465d11b",
    "userId": "219894195"
  }
}