{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0f9b23005b9b3ccefe776e360785fe90fba88df00e09bb3bd207a163be045bdd",
    "signature": "0x19050f39296d2d21f1d286fbe1c25e957087b88c8e410bdf9151d1f83509331762f7c6fa81fb42c0b6306c3563af826b4dcf971f193ddfd83aa410dd2aaf1c961c",
    "signer": "0x1b3E9Ea15dF71Ced48bA8E493c9BBBcBFa25823a",
    "userId": "913385866"
  }
}