{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1422295",
    "entityType": "User",
    "nonce": "0x4575b2dcc70fdfcfdccde9ab566c752c8d011d78f1493d5ab86f46357624cfac",
    "signature": "0xe4645043196d565a3b94ccf1faa1c631db5b191514070c32808d37607beb5c76747aada3d360785a25eb181433058a5ebfb33ac64db41aecc60c7c9071e596231c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}