{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103342",
    "entityType": "User",
    "nonce": "0x26b76593f1e0ab716175d100f5de0cc6926e5a2d858d82bf5072eb1246b30422",
    "signature": "0xf3eab17b5ae51331f727f493f9d612b673de38014cafce11394f55b0580c81e9594e54b62599c866ab6287b75eb92a16a5f081e67055fdec6c21d15b5e985f0d1c",
    "signer": "0x365da29AC7e660316a7FAdfE169ba31A00CF66a3",
    "userId": "199592872"
  }
}