{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949332,-0.314275,0.000000,0.000000,0.175505,-0.530147,0.829544,0.000000,-0.260157,0.785857,0.561024,0.000000,-1661068.058811,5017590.574361,3558082.018016,1],    "boundingVolume": {    "region": [1.890421,0.595569,1.890558,0.595675,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366391.b3dm"}}}