{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949112,-0.314938,0.000000,0.000000,0.175640,-0.529316,0.830045,0.000000,-0.260865,0.786154,0.560278,0.000000,-1665583.770526,5019476.057010,3553340.398113,1],    "boundingVolume": {    "region": [1.891141,0.594626,1.891235,0.594816,0.000000,8.138956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/27_1380237.b3dm"}}}