{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949182,-0.314726,0.000000,0.000000,0.116011,-0.349878,0.929584,0.000000,-0.292296,0.881535,0.370754,0.000000,-1865163.649258,5625141.529870,2349970.422645,1],    "boundingVolume": {    "region": [1.890911,0.379763,1.891019,0.379878,0.000000,41.759544]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/20_76623.b3dm"}}}