{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135998",
    "entityType": "User",
    "nonce": "0x60e735f0c616022cb6cae0e1d1c230e1d26d2d4aa83fe3d924334e652c1da1c3",
    "signature": "0x5053660d2b4ac412c687af1e18d549dfda32383af3faabe1522af1623292aa836afbf470022299e167655f01499ae15d6be7f7c1f7e41a30b2a716cce3a28f981c",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}