{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979614736",
    "entityType": "User",
    "nonce": "0xcffe7abf2837c50aef7762e976b53363d07e35b9f74c309ef0a925dedbd477a6",
    "signature": "0xa27f642044a9d3252fa7150041344d9459eed785e7d06de6d244dcdedc8094687f5d3c844ed5673088b654663fe254aa42a19c39f1a8ced1e0118b4be653ab571c",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}