{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895071,-0.445924,0.000000,0.000000,0.284271,-0.570597,0.770460,0.000000,-0.342626,0.687729,0.640028,0.000000,-2188320.172568,4392455.170608,4060432.140643,1],    "boundingVolume": {    "region": [2.032936,0.694473,2.033069,0.694598,0.000000,29.189743]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_977716.b3dm"}}}