{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897775,-0.440455,0.000000,0.000000,0.282946,-0.576727,0.766373,0.000000,-0.336614,0.686119,0.644928,0.000000,-2149968.308715,4382263.246180,4091602.299516,1],    "boundingVolume": {    "region": [2.026838,0.700895,2.026965,0.700963,0.000000,11.383298]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_861065.b3dm"}}}