curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 967003,
"current_block_hash": "000000000000000000013b4bc92ef05d45372f515a0cfa626b6bb4428e5a7ade",
"fee_by_block_target": {
"1": 2000
},
"min_relay_feerate": 2000
}