{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x3e0fca2aabaeb54865d077e021d67b15242494b9afab7945e1d13af7a6d81013",
    "signature": "0x41560c32eb2a69fc9a3d0fc3ba3a53530a5470f1905a7075444f1588b1ee0f2e11c279a827eb7d9b598c1161e9480eda2f2d080e39b590345911cb584346bf671c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}