{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891063,-0.453879,0.000000,0.000000,0.292102,-0.573459,0.765389,0.000000,-0.346425,0.680108,0.646098,0.000000,-2212641.194730,4343897.888106,4099044.223399,1],    "boundingVolume": {    "region": [2.041862,0.702417,2.041958,0.702504,0.000000,15.822743]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1363388.b3dm"}}}