{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950215,-0.311594,0.000000,0.000000,0.174300,-0.531532,0.828911,0.000000,-0.257739,0.785983,0.561963,0.000000,-1645635.544725,5018412.001929,3564049.398634,1],    "boundingVolume": {    "region": [1.887591,0.596664,1.887743,0.596849,0.000000,8.567674]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1327758.b3dm"}}}