{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "192572",
    "entityType": "User",
    "nonce": "0xdf2b2d11a45dca7cb338fc844ad3a9e1b6548722234e73e5e380dcd6c7ef2593",
    "signature": "0x4356908944ac0f9066de742ac367ebff65c451d05ca3287d6185612b37cf90f45b72809aa23afa71a5e76a7e943d751e6cfd9fccd67370b1901217cf17a542731b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}