curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 890801,
"current_block_hash": "0000000000000000000006e764ba24b9448a297fd3f77ff6aff1f3dc50d9016a",
"fee_by_block_target": {
"1": 2000
},
"min_relay_feerate": 2000
}