curl -L -X GET 'https://bitcoinchainfees.strike.me/v1/fee-estimates'
{
"current_block_height": 919749,
"current_block_hash": "0000000000000000000105c63c3ab045438301c7a46d3826450794cdd0b0f740",
"fee_by_block_target": {
"1": 2000
},
"min_relay_feerate": 2000
}