{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948711,-0.316146,0.000000,0.000000,0.176439,-0.529471,0.829777,0.000000,-0.261780,0.785565,0.560677,0.000000,-1671426.394579,5015723.804863,3555877.407147,1],    "boundingVolume": {    "region": [1.892413,0.595091,1.892508,0.595314,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179583.b3dm"}}}