{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22308",
    "entityType": "User",
    "nonce": "0x635e3fc9a0a9b62ca8c63f0cb43adda0b22b28ba3ef81f84578cace1ba8a8f83",
    "signature": "0x116f66bcfd524e61d5591d928e59fae89b90cf6faecedbf7d2ad15c771d7a02348684d6dc34c43eef5baaa82bfa3a53cd1281a809e3aa32594024ef451dc95b01c",
    "signer": "0x5e6d01F8B70091388F9Fc78aCe897341e3696c0f",
    "userId": "335869800"
  }
}