{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113254",
    "entityType": "User",
    "nonce": "0x3a4a5e22a9455c08b9fa633d85db68a3e74b7db2adb9a46f2fe74cd5ade0758d",
    "signature": "0x44615d4354ce97ccbd0f106db5ca673f131bcb18c6341681a53cd97f52d317167b33b8f6b1688195325a7580e328dc04155072196963b76023a7a67b159060d21c",
    "signer": "0x0d0E0D19797534AEF52736C60B52793E9f88e24F",
    "userId": "603294620"
  }
}