{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205346",
    "entityType": "User",
    "nonce": "0xa7be4425d2280f2bef3ae85e923e2fbfb742d18a75f094a82cd54a8af5b2de82",
    "signature": "0x410c77e2d48ccc3bcb7e9e0f20e4f64967a81227c9f8a9db04a7143bd5716c7b7c20fc2eeb54d52d3bbf7e985f016bf7de7c4c0ce78ea7929ea0760ea823fda51b",
    "signer": "0xc0eb5f95d39a97b110D5a2496DB113549a9ffDe5",
    "userId": "349849202"
  }
}