{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951017,-0.309138,0.000000,0.000000,0.172674,-0.531205,0.829461,0.000000,-0.255879,0.787173,0.561147,0.000000,-1633752.320179,5025994.732790,3558862.568059,1],    "boundingVolume": {    "region": [1.885010,0.595660,1.885156,0.595880,0.000000,8.685072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1340238.b3dm"}}}