{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "876198380",
    "entityType": "User",
    "nonce": "0x5de9a8b58190436b434be23254985e48ddf04c14cb7fd5769623bc3d894495dc",
    "signature": "0x095b9d42585ccd47c4b59de867f8d1ec15ca8bb8c3dbff3ad27215cebfdf07b653161b72445484e2d870b726b9259c304349cdafa3d8a6e13d3888271e5779e81b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}