curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{ "current_block_height": 865366, "current_block_hash": "00000000000000000002c5926d71f176577fb0fca85fc4d9c7d6063c1746f623", "fee_by_block_target": { "1": 19000, "3": 17000, "6": 15000, "25": 13644 } }