{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "782825894",
    "entityType": "User",
    "nonce": "0x1d79c0f360f920b97e553d5dd4a2e7367cb2736772ec22bb8fc721fb799ad335",
    "signature": "0xce9b575626556103be08b4356e9de1fe8986f14dc9224f4c23c4ec7d530a246d755d8e29d09105102f2387efdf90b03f848b7f3dd3d3f3d075f8556c7d7fc4a81b",
    "signer": "0x03b70C3825d7b9e568C53C89a738061d855d0dec",
    "userId": "578849678"
  }
}