Event JSON
{
"id": "c290a683dd21fdf57fedcea8441f97370d8a5c758c2509d176ae25ff2751f74a",
"pubkey": "28da61e13acbd706852c8f147e2d0f882f2b2726765686a803cd0a920f1f8c87",
"created_at": 1675317536,
"kind": 1,
"tags": [],
"content": "hello，world",
"sig": "0957f72d7495c616f55f37c154b8bf6a799b763bfa0a48d76cd855b961768ba72149b6fea9c629e535ff13b046b61b38d007bdca34abf08d02422d94a5ebc207"
}