{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943956,-0.330070,0.000000,0.000000,0.184301,-0.527076,0.829593,0.000000,-0.273248,0.781453,0.560951,0.000000,-1744653.119920,4989475.304216,3557619.118671,1],    "boundingVolume": {    "region": [1.907126,0.595476,1.907222,0.595591,0.000000,8.821017]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1311407.b3dm"}}}