{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949195,-0.314689,0.000000,0.000000,0.115991,-0.349864,0.929592,0.000000,-0.292264,0.881555,0.370734,0.000000,-1864956.143848,5625264.550928,2349841.495542,1],    "boundingVolume": {    "region": [1.890871,0.379741,1.890979,0.379856,0.000000,41.759544]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/20_76430.b3dm"}}}