{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891070,-0.453866,0.000000,0.000000,0.292093,-0.573463,0.765390,0.000000,-0.346415,0.680114,0.646097,0.000000,-2212578.647320,4343931.595023,4099042.278258,1],    "boundingVolume": {    "region": [2.041848,0.702417,2.041943,0.702503,0.000000,16.273379]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1363381.b3dm"}}}