{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x15eaa6c0d2934a41e32e83968cfcdc6bdbd263517cc7878915d33fde1d910769",
    "signature": "0x42f3be92eb025ce5efa6046f6068ffc9c631682c3c7cda6096917ae9ea29e79d4971368212233abd53ad6552f2b6cf36844bbe1f2227200027b1f1f2347d5a531c",
    "signer": "0xf3eC8D1463A23CdDd8e3137d4e971DAD05FB11ea",
    "userId": "451435291"
  }
}