{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896302,-0.443445,0.000000,0.000000,0.283841,-0.573707,0.768306,0.000000,-0.339761,0.686734,0.642618,0.000000,-2170046.208730,4386152.413891,4076908.100350,1],    "boundingVolume": {    "region": [2.030168,0.697851,2.030301,0.697970,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_543412.b3dm"}}}