curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 970656,
"current_block_hash": "0000000000000000000125e8cf11935731a93d19ff931bf25ad26aa6632eb612",
"fee_by_block_target": {
"1": 2000
},
"min_relay_feerate": 2000
}