{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942851,-0.333214,0.000000,0.000000,0.186547,-0.527848,0.828599,0.000000,-0.275517,0.779596,0.562424,0.000000,-1759150.157563,4977640.423833,3566983.182028,1],    "boundingVolume": {    "region": [1.910444,0.597275,1.910569,0.597355,0.000000,8.516231]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/4_1261101.b3dm"}}}