curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{ "current_block_height": 868011, "current_block_hash": "00000000000000000002d3646271863d2a09bbb6e6fc72b504f0e39f69f03eb7", "fee_by_block_target": { "1": 3000, "5": 2130, "7": 2125, "9": 2003 } }