{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949353,-0.314211,0.000000,0.000000,0.175726,-0.530935,0.828993,0.000000,-0.259930,0.785348,0.561841,0.000000,-1659622.622634,5014354.929858,3563279.089884,1],    "boundingVolume": {    "region": [1.890372,0.596599,1.890473,0.596621,0.000000,6.169823]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/9_1337308.b3dm"}}}