{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950818,-0.309750,0.000000,0.000000,0.173207,-0.531680,0.829045,0.000000,-0.256256,0.786610,0.561764,0.000000,-1636162.004419,5022411.372899,3562785.718496,1],    "boundingVolume": {    "region": [1.885644,0.596432,1.885809,0.596601,0.000000,8.741088]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1386193.b3dm"}}}