{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0x2ca463c45d8994bb419578b0c95ce4deba63ead6009e4c2993822db9cd7340d7",
    "signature": "0x99d3b5cff4e7357ff08f8eb09d85b614a97169047183578c0bda1910899b62d93c1121120255813e82e1cdd791c1a4efb08b8885465faa580a4ae2e9e0ea76071c",
    "signer": "0x60532210A45928d9c9fE548C0ba6Ffa21DE9254b",
    "userId": "237191"
  }
}