curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 905417,
"current_block_hash": "0000000000000000000004baf1e878d7bd58595202bca03c6b44b0a1779847b6",
"fee_by_block_target": {
"1": 5000,
"3": 4000,
"6": 3000
},
"min_relay_feerate": 2000
}