{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949328,-0.314286,0.000000,0.000000,0.175780,-0.530959,0.828966,0.000000,-0.259983,0.785301,0.561882,0.000000,-1659963.142745,5014059.085041,3563535.049214,1],    "boundingVolume": {    "region": [1.890450,0.596648,1.890552,0.596670,0.000000,8.423663]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/12_1421414.b3dm"}}}