{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896699,-0.442640,0.000000,0.000000,0.286805,-0.581008,0.761690,0.000000,-0.336202,0.681077,0.650464,0.000000,-2147383.947159,4350164.389296,4126822.681684,1],    "boundingVolume": {    "region": [2.029288,0.708157,2.029386,0.708233,0.000000,6.821543]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/15_1799473.b3dm"}}}