{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "390966",
    "entityType": "User",
    "nonce": "0x725d8012b97c094652d18138ca22e18b211dda34d296736aa2a8eed0b8352ddd",
    "signature": "0x5bd4fb306686a1f51d841f2f9060c077def64c3d71c036fdf966e29920e42aa903ffa8ed3e8b8119ef4e1c7794206160f463cfbc9843978c636949649fae7b581b",
    "signer": "0xe2d5dc854661276F91ac9193d716a22d85a0A408",
    "userId": "610082448"
  }
}