{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897661,-0.440686,0.000000,0.000000,0.285481,-0.581514,0.761802,0.000000,-0.334767,0.681908,0.650332,0.000000,-2138218.714577,4355473.838001,4125986.952798,1],    "boundingVolume": {    "region": [2.027083,0.707908,2.027235,0.708136,0.000000,10.110718]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/2_1796604.b3dm"}}}