{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x01e142a20bd8b228c63631e24ca383af5aee3ce257e09afc27b6df408fd4351f",
    "signature": "0xeaa634f6cfaf3410f65e7cf5c9b34dba2edb42d6dd604e29d1f0ddab7d30dd94450f36572c26816a3936d23a27bc5f3fc1aec75cad4e9178635d080fb636d3ad1b",
    "signer": "0xdD3D3A7Ff937141654da2491E97588BF0fFBA291",
    "userId": "837737845"
  }
}