{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "383103",
    "entityType": "User",
    "nonce": "0xd702cb06428203c3a22879ab83fd6c9ef305559067414be84cb959e55d49b77d",
    "signature": "0x9656cda74de233048626276b318fe7f2459a3522a58a8f45f52cc3ede3c64d133bbfaac9aba11708396f172a9dc80e4651bb079f57a3d5adbc63fe4e8844b2901c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}