{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "584186978",
    "entityType": "User",
    "nonce": "0xc8a0f33ca1032f64ee8892bdb412b4604f218cd40febc1b48ff78ba5b3507f14",
    "signature": "0x41ff2dde4cab40a1b8fa16db4786ddb0b52845d5b4b7c5fa82a83df7c40d3eb93dbdef31a1b45aff49aee606530da5a96294c67535802061089f0d681f6e1a8c1c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}