{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942919,-0.333022,0.000000,0.000000,0.186541,-0.528172,0.828394,0.000000,-0.275290,0.779456,0.562728,0.000000,-1757704.112967,4976758.115708,3568913.638003,1],    "boundingVolume": {    "region": [1.910241,0.597651,1.910366,0.597713,0.000000,8.763811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/0/15_1287469.b3dm"}}}