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                "coins-returned": [],
                "dispensed": null,
                "inventory": { "a1": { "name": "taco", "qty": 10, "price": 0.85 } },
                "err-msg": null
              },
              "name": "omni-trace.testing-ns/insert-coin",
              "start": 1637431413788,
              "id": "G__130",
              "end": 1637431413788,
              "a0": 105.375,
              "r0": 145.86666666666667,
              "a1": 206.75,
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