{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195346362",
    "entityType": "User",
    "nonce": "0xffceeabf84b363a78d1afcaf12161a48c250d2f87f21ac905226e7a95506c576",
    "signature": "0x3029152e234d8ac47dd9dffb8a1306bd22cd367d423dc3c9436e12b14a26a99b7a1a26b853ddb8f0540064396955ed28a11bc8880e3337d8daa50e0621a1b1091c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}