{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x5d7caca00676193a8f5231a1457475336b58d8af5fd1a48d62360bbfe0cb4fba",
    "signature": "0xbe7eebf8cf1409df761672adc5b164df1eb9d3b46ef5384b3d0d5acd800dc78823ad4cfea1460667313e5730b7cde0f6154a28f1e390c230a36974f50868f8691c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}