{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950061,-0.312063,0.000000,0.000000,0.173977,-0.529666,0.830172,0.000000,-0.258523,0.787062,0.560088,0.000000,-1650630.597331,5025270.760225,3552135.594373,1],    "boundingVolume": {    "region": [1.888078,0.594426,1.888242,0.594558,0.000000,9.930278]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1378593.b3dm"}}}