{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80583",
    "entityType": "User",
    "nonce": "0x0b34c23b32ef5f94bc05c0c38405a051a06a64d254fe32ea9ef5dcc68ab5cf66",
    "signature": "0xdf0f8b2ee2d191f344fcfc2e045ac711558ccc16e8cf0978e98b11274718cfc869c7f70eaadd86108454a747e596336bef240417a37abe8287fe2dc75daf76e51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}