{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949169,-0.314767,0.000000,0.000000,0.175831,-0.530212,0.829433,0.000000,-0.260529,0.785616,0.561189,0.000000,-1663442.831439,5016054.606338,3559131.035797,1],    "boundingVolume": {    "region": [1.890939,0.595768,1.891076,0.595875,0.000000,10.657138]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1362756.b3dm"}}}