{"ts":"2026-03-17T09:14:32.850Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: POST /api/checkout","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"00f067aa0ba902b7","parent_span_id":null,"trace_flags":"01","duration_ms":148.2}
{"ts":"2026-03-17T09:14:32.850Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: auth.verify_token","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"1a2b3c4d5e6f7081","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":4.1}
{"ts":"2026-03-17T09:14:32.855Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: GET /cart/{cartId}","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"2b3c4d5e6f708192","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":21.4}
{"ts":"2026-03-17T09:14:32.856Z","level":"info","service":"cart-api","host":"node-a2","logger":"github.com/example/shop/cart","msg":"span started: GET /cart/{cartId}","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"3c4d5e6f708192a3","parent_span_id":"2b3c4d5e6f708192","trace_flags":"01","duration_ms":20.1}
{"ts":"2026-03-17T09:14:32.857Z","level":"info","service":"cart-api","host":"node-a2","logger":"github.com/example/shop/cart","msg":"span started: SELECT shop.carts","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"4d5e6f708192a3b4","parent_span_id":"3c4d5e6f708192a3","trace_flags":"01","duration_ms":17.8}
{"ts":"2026-03-17T09:14:32.878Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: POST /inventory/reserve","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"5e6f708192a3b4c5","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":39.5}
{"ts":"2026-03-17T09:14:32.878Z","level":"info","service":"inventory-api","host":"node-b1","logger":"github.com/example/shop/inventory","msg":"span started: POST /inventory/reserve","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"6f708192a3b4c5d6","parent_span_id":"5e6f708192a3b4c5","trace_flags":"01","duration_ms":38.2}
{"ts":"2026-03-17T09:14:32.880Z","level":"info","service":"inventory-api","host":"node-b1","logger":"github.com/example/shop/inventory","msg":"span started: UPDATE shop.inventory","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"708192a3b4c5d6e7","parent_span_id":"6f708192a3b4c5d6","trace_flags":"01","duration_ms":34.9}
{"ts":"2026-03-17T09:14:32.919Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: payments.authorize","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"8192a3b4c5d6e7f8","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":71.2}
{"ts":"2026-03-17T09:14:32.919Z","level":"info","service":"payments-api","host":"node-b2","logger":"example.shop.payments","msg":"span started: payments.authorize","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"92a3b4c5d6e7f809","parent_span_id":"8192a3b4c5d6e7f8","trace_flags":"01","duration_ms":70.1}
{"ts":"2026-03-17T09:14:32.921Z","level":"error","service":"payments-api","host":"node-b2","logger":"example.shop.payments","msg":"span started: POST /v1/charges","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"a3b4c5d6e7f8091a","parent_span_id":"92a3b4c5d6e7f809","trace_flags":"01","duration_ms":66.9}
{"ts":"2026-03-17T09:14:32.991Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: orders.created publish","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"b4c5d6e7f8091a2b","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":3.1}
{"ts":"2026-03-17T09:14:32.995Z","level":"info","service":"checkout-api","host":"node-a1","logger":"com.example.shop.checkout","msg":"span started: cache.get order-token","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"c5d6e7f8091a2b3c","parent_span_id":"00f067aa0ba902b7","trace_flags":"01","duration_ms":0.9}