Event JSON
{
"id": "8fe493df33658173ec8789390de2d5d3fe313df153bdc3573eb81f23322202df",
"pubkey": "1f3334582aeae698808c5adebf74335d241ba331f108cdd0909bfc1d5f8ad130",
"created_at": 1675353682,
"kind": 1,
"tags": [],
"content": "hello world！",
"sig": "6553de6c643491612676ea2857bca9d1afc2e4a6613037d60e65b56afbf310b3f8e91a4513ba1a61a9d4f530c4fb22f4b8adc1eba4576b6d637f85e1e09d3750"
}