{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951824,-0.306645,0.000000,0.000000,0.114501,-0.355409,0.927671,0.000000,-0.284198,0.882148,0.375561,0.000000,-1813507.292999,5629121.853178,2380466.316676,1],    "boundingVolume": {    "region": [1.882414,0.384964,1.882510,0.385039,0.000000,5.159969]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/8/46_38053.b3dm"}}}