{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950710,-0.310080,0.000000,0.000000,0.171887,-0.527008,0.832297,0.000000,-0.257544,0.789634,0.556910,0.000000,-1644358.725932,5041631.731545,3531938.982483,1],    "boundingVolume": {    "region": [1.885988,0.590599,1.886158,0.590723,0.000000,6.600741]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/19_1322330.b3dm"}}}