{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894464,-0.447140,0.000000,0.000000,0.285015,-0.570146,0.770520,0.000000,-0.343588,0.687316,0.639956,0.000000,-2194459.711892,4389817.815674,4059973.887764,1],    "boundingVolume": {    "region": [2.034295,0.694379,2.034429,0.694504,0.000000,57.539251]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_990303.b3dm"}}}