{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126728",
    "entityType": "User",
    "nonce": "0xf2a3fee300a3d42dbc22a9356389678d08cd8d24dd32143f20d591dedf285062",
    "signature": "0xa82896e28735928bdb3ce445f5d8fdb19c7bfb6a6c4626a7f5b134aaf661760f1d1e264bccc967d0681d31fc655b1f688780d04898b2bfdc9beb6462f6e41c501b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}