{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38358",
    "entityType": "User",
    "nonce": "0x86fe7a4cebe3659f3ab4ccab692bc9a3827f2808583cf88b6d37a33ed6fbc0a7",
    "signature": "0xd56537100a4c5a0b62ea1fa6be8caa6af53af91e7d672293dac16067cf4d69442bf113b9732c93a93480d71fb1426d5a6c8a49ebafedb67368763332fc2942fd1c",
    "signer": "0xad1E2A70fa1227797344FD6df31327a26552461a",
    "userId": "153162"
  }
}