{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949549,-0.313620,0.000000,0.000000,0.174896,-0.529532,0.830065,0.000000,-0.259779,0.786534,0.560249,0.000000,-1658649.375480,5021902.172210,3553157.294572,1],    "boundingVolume": {    "region": [1.889718,0.594553,1.889880,0.594819,0.000000,8.778719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1380286.b3dm"}}}