{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1482860",
    "entityType": "User",
    "nonce": "0x06f6247f3e761bfb5ab448789a9fbb55cf4eff386828c6fce34cf2cf1183f8f5",
    "signature": "0x7daf16924e97895f3733cdca57d27e922a124317ea27678c25980806acae71bb468531e965e21c0ef36d9385e33711093a8565d6fc47fc9ba05c5b130e93704a1b",
    "signer": "0x40E8E224E8F8a9f835e4dc8851Da72DCEd75986F",
    "userId": "504092010"
  }
}