{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0xb097fd97d68276a858fe001ba9818b0ca00a77cc824135aeb306ffb209b1f3f9",
    "signature": "0x48ab9ca2218ad33191ebcd746a1d6d2f46d13314c1138d684f59fa52fa05954665f800139fcaeeca838a8fcec62b5da9be8b266dc9edb8ab29d3eddc17d881a61c",
    "signer": "0xF69D13Bb0FA1ab1CC531D8F0a4b8711857b7b3F1",
    "userId": "730225845"
  }
}