curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 961077,
"current_block_hash": "00000000000000000001f1b67d976e7ef082f34dd107532afae7cb50660f7be9",
"fee_by_block_target": {
"1": 3000,
"6": 2000
},
"min_relay_feerate": 2000
}