{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950458,-0.310851,0.000000,0.000000,0.173538,-0.530610,0.829661,0.000000,-0.257360,0.786902,0.560849,0.000000,-1643205.421664,5024259.617111,3556972.638881,1],    "boundingVolume": {    "region": [1.886835,0.595353,1.886935,0.595469,0.000000,8.795505]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1450997.b3dm"}}}