{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891044,-0.453918,0.000000,0.000000,0.292170,-0.573532,0.765309,0.000000,-0.346418,0.680021,0.646194,0.000000,-2212596.835092,4343341.172849,4099653.945834,1],    "boundingVolume": {    "region": [2.041906,0.702543,2.042001,0.702629,0.000000,7.496677]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_2045366.b3dm"}}}