{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182733",
    "entityType": "User",
    "nonce": "0x1ac4873a9b49a1126491fde9cd6f12d9e883e0e3bf64758962223c0c7f628539",
    "signature": "0x89f2be6e036f979d3957eb0022f2beecf8dc3242f51e13c2781c37d282222c59661bda160e95de10b8090076711dada995eaa1613847d27347100309b52964611b",
    "signer": "0x03216709b3C72cC48C8Cbd8E8100689b00Dc5b63",
    "userId": "530432949"
  }
}