curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 894018,
"current_block_hash": "00000000000000000002032849a9406b7be3edfeff01944d0a865889cfdb5623",
"fee_by_block_target": {
"1": 3000
},
"min_relay_feerate": 2000
}