{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73158",
    "entityType": "User",
    "nonce": "0xd01fff0927b4335b60efb8cef49b7f02a6cfcf45bc7531462ae2025d4c63d5ae",
    "signature": "0xd431e99ef9f1d536c3d5d4af5f201fc513206929740f0b41b67692c20bb410780bfab025a774724a2895e48d972ada3b9acf91146a1d9f23f26d6d933e35783a1b",
    "signer": "0x92E09E6283886b3ca16C86112799e8122fa8e799",
    "userId": "209818258"
  }
}