{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "366200",
    "entityType": "User",
    "nonce": "0x67050cc34e369bbcb04cb13218daa12fcacc7170f5940142ff609c3015126695",
    "signature": "0xd5ad798f22fe57658e7a5f6d4f3c7fba5fb12526f2b2623d204285f1194dc361568631506f5e05153d8d5bb47b51ac63f988e69cb503ff5fff115ce751a95c0d1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}