{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955997519",
    "entityType": "User",
    "nonce": "0xdf72328bb5c31340f3e38bfb542ac1c8afd5f9b4e3ee62ac93f7855cc979ed08",
    "signature": "0xbc5dea548e23b4797bf6590737cfe0d8da5435ecf68ee3ac7dc65daa821d9bb2419bf6c4ebb2bd1308016e02e25009c3f21fb587dd5e7f279b4bab2e577fa5f61b",
    "signer": "0xbd126Da914dEF5554d9f1d0c31544e8646419780",
    "userId": "81556"
  }
}