{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x3c68d9584400fb0901631722fd173ac09b96263b01a5827b1bc0d83d64aab35c",
    "signature": "0x1f5c3360b1503bf4f873ab7eea7fa10d3cce37f8c136553e439aa5a3b868a2b37c74d01744cc1b331d7ddfd78bf3ebe2d306cdfa767a5871c8f64483647eac7f1c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}