curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 945938,
"current_block_hash": "000000000000000000007fa799846450e2d5ee3cdee491381241d828d2d852f0",
"fee_by_block_target": {
"1": 5000,
"3": 4000,
"6": 3000
},
"min_relay_feerate": 2000
}