curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 974369,
"current_block_hash": "00000000000000000001b0999fb26ec59e8f37d86292e29604913180c6f22c97",
"fee_by_block_target": {
"1": 2000
},
"min_relay_feerate": 2000
}