{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0xb4f96811f276451978cc5b7b2065bbc29442db52e0344f60dda60ed386e1b233",
    "signature": "0xa02d49ad7bec56e02b46e57b792baaa98a7e19f946ba3e3ac629744e0f43db215f96d975c63e2b24b41da98222f4a7fc89de6a987f2f2e39a8956e0bfe06bebf1b",
    "signer": "0xFfAc133950848F6349D296ab37c8750317D117a8",
    "userId": "807522243"
  }
}