{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896134,-0.443784,0.000000,0.000000,0.288255,-0.582073,0.760329,0.000000,-0.336463,0.679421,0.652058,0.000000,-2149068.103323,4339618.806352,4136967.893761,1],    "boundingVolume": {    "region": [2.030523,0.710244,2.030703,0.710349,0.000000,35.099684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785312.b3dm"}}}