{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38294",
    "entityType": "User",
    "nonce": "0xc46897901f25c73a81eb8ec01d9eb48343cff2fa1a4da167aaf10af5aedd2a28",
    "signature": "0x65611ccaee9c843b1473905e252f00d11c294f0db5c3b52962b5d31bfcbbdd1c2aea75be4a38b1800665a1b7ef42597ef6aa850ad49f1a4145fd36b75ea6a1c31b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}