{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9855366e9bbf66a3573bd2afff6966ac1530ac93652dd1779e071d5b20875fde",
    "signature": "0x0cc0cde9da24ad025aea7eba60d280c95b1e3e793f48a0dd8645d48b49b14a9046a9dd13bea9d5151c52083679da621e88197a92ce44d0ae8fcdbc29541d4a241b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}