curl --request POST \
  --url https://api.coinbase.com/api/v3/brokerage/orders/edit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "order_id": "<string>",
  "price": "19000.00",
  "size": "0.001",
  "attached_order_configuration": {
    "market_market_ioc": {
      "quote_size": "10.00",
      "base_size": "0.001"
    },
    "market_market_fok": {
      "quote_size": "10.00",
      "base_size": "0.001"
    },
    "sor_limit_ioc": {
      "quote_size": "10.00",
      "base_size": "0.001",
      "limit_price": "10000.00"
    },
    "limit_limit_gtc": {
      "quote_size": "10.00",
      "base_size": "0.001",
      "limit_price": "10000.00",
      "post_only": false
    },
    "limit_limit_gtd": {
      "quote_size": "10.00",
      "base_size": "0.001",
      "limit_price": "10000.00",
      "end_time": "2021-05-31T09:59:59.000Z",
      "post_only": false
    },
    "limit_limit_fok": {
      "quote_size": "10.00",
      "base_size": "0.001",
      "limit_price": "10000.00"
    },
    "twap_limit_gtd": {
      "quote_size": "10.00",
      "base_size": "0.001",
      "start_time": "2021-05-31T07:59:59.000Z",
      "end_time": "2021-05-31T09:59:59.000Z",
      "limit_price": "10000.00",
      "number_buckets": "5",
      "bucket_size": "2.00",
      "bucket_duration": "300s"
    },
    "stop_limit_stop_limit_gtc": {
      "base_size": "0.001",
      "limit_price": "10000.00",
      "stop_price": "20000.00",
      "stop_direction": "20000.00"
    },
    "stop_limit_stop_limit_gtd": {
      "base_size": 0.001,
      "limit_price": "10000.00",
      "stop_price": "20000.00",
      "end_time": "2021-05-31T09:59:59.000Z",
      "stop_direction": "20000.00"
    },
    "trigger_bracket_gtc": {
      "base_size": 0.001,
      "limit_price": "10000.00",
      "stop_trigger_price": "20000.00"
    },
    "trigger_bracket_gtd": {
      "base_size": 0.001,
      "limit_price": "10000.00",
      "stop_trigger_price": "20000.00",
      "end_time": "2021-05-31T09:59:59.000Z"
    }
  },
  "cancel_attached_order": "true",
  "stop_price": "17000.00"
}'

{
  "success": true,
  "errors": [
    {
      "edit_failure_reason": "UNKNOWN_EDIT_ORDER_FAILURE_REASON",
      "preview_failure_reason": "UNKNOWN_PREVIEW_FAILURE_REASON"
    }
  ]
}