{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xdaf9dda8e871ebc67592a58d91ef0ffd4cc8039eb0de382c0dbc6629e0b55da3",
    "signature": "0xa720827d6661cbd13acd09d65d82b516e86b07939ac6c4abf0e0f224caba25f804de35cafe4afd7ca9c22cdf0d6addb074e500c570fe52d854fd2714f86ac2861b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}