{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x943bdb479064803d81ba9b6aa3855bb168b0c461437467046571541a89d3c7bd",
    "signature": "0xc240661db64eafb75a7c684e75627f0204015ec74a662b671c4859758681a3a075e8e4a511556e7c8a4477086191283a4f89c5047c4b663384accf6756b5afb01b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}