{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xddffacd625c889dc27b8c9ccdb6b5e10d77bd70375bb05cda4958be88251aad9",
    "signature": "0x57c45aef1b37c23323fde16fd1354bdaca90c9162896de218cdcb0167a9db30825e1b683a15082b335c8fee415c594c4d4e112c0d91a473a96cd795d6641a2801c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}