{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950197,-0.311650,0.000000,0.000000,0.174401,-0.531736,0.828759,0.000000,-0.257737,0.785822,0.562188,0.000000,-1645624.502855,5017389.422124,3565484.247854,1],    "boundingVolume": {    "region": [1.887649,0.596937,1.887801,0.597122,0.000000,8.775958]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1326524.b3dm"}}}