{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9422774c21ca0abd26de688a44d952d185a199d41e9bb525abd8cfc38d8b2671",
    "signature": "0xb22eb5476b886cf0657c07c17e459999a48ff8cd4bf4f7b40b4339fa32e73d6e0595522e69a56f083f7c5cd5146eef5249fbe077fe32b61a3833ab84951121f61b",
    "signer": "0xd2A8B245BbEb9d6023dE5f5C663A3800822f2807",
    "userId": "194320283"
  }
}