curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{ "current_block_height": 871249, "current_block_hash": "0000000000000000000200d2838df686a05c31fbfd7166c65994efe40981868e", "fee_by_block_target": { "1": 9000, "3": 8000, "6": 7000, "13": 6568, "24": 5976, "144": 2012 } }