{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38437",
    "entityType": "User",
    "nonce": "0x6e79b0628c5b89f33515c2fe9e94b11336d4ab9e18219a83f9517568b8f9d8eb",
    "signature": "0x2bd49dfe776ffd3fd48d4dec127ed034b3848a2999bd4494b49f25935c057bb55caf63d9dc3d8645c749808a82d081fb330207c990b30114208a5b76698fbb581b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}