{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949131,-0.314881,0.000000,0.000000,0.175657,-0.529476,0.829940,0.000000,-0.260784,0.786069,0.560435,0.000000,-1665068.285251,5018935.648414,3554338.464660,1],    "boundingVolume": {    "region": [1.891080,0.594815,1.891175,0.595006,0.000000,8.819396]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/28_1457597.b3dm"}}}