{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949588,-0.313500,0.000000,0.000000,0.175341,-0.531107,0.828963,0.000000,-0.259332,0.785514,0.561885,0.000000,-1655806.339438,5015418.807005,3563555.355509,1],    "boundingVolume": {    "region": [1.889622,0.596652,1.889724,0.596673,0.000000,16.570660]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1414803.b3dm"}}}