{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "177418",
    "entityType": "User",
    "nonce": "0xb92ba9f329129958ca3206e13ca17b51ef2444c2473f85c952458515ae731a04",
    "signature": "0x3dba4f12a404fcbe90ad4d828bb3d18127c041abe3c764ce4f127bebc42093a667bedf16b170204f2e3b7cd32a98389740755c704abd26b10a21f034c684303d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}