{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94167",
    "entityType": "User",
    "nonce": "0x80e2d227f495cf809a12251ddbed0dbc2d5c5da4c8bb1d9c4e2700144b4a70cc",
    "signature": "0xb772a1fb432948cefdd0d7daa6274fa3f32b38fdbbb6a61390e6f077d60a6fff4aba3521533ba444450e4292cfafa0a5b92c593b5b2977467a74e198213ec0fa1b",
    "signer": "0x8AeB390f55077CF3D5A710899dF2279cB09Fa21C",
    "userId": "674606722"
  }
}