{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857897,-0.513821,0.000000,0.000000,0.263127,-0.439327,0.858927,0.000000,-0.440555,0.735568,0.514637,0.000000,-2812411.755583,4695717.882022,3263346.971774,1],    "boundingVolume": {    "region": [2.110347,0.540522,2.110512,0.540647,0.000000,9.999033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_406197.b3dm"}}}