{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128878",
    "entityType": "User",
    "nonce": "0xd68dfe17ac734f75474d927b5f9de2405665145ff488cf79b738d33bd3ccc8b2",
    "signature": "0x9627d33c413b81c6ecd4fa9b778010efe1dc00eb80eb8333e0402c59310f4a33781e67f8fc37b977a15b5296d2c2ecd272d3c24155c067838cac7023fce487171b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}