{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950064,-0.312056,0.000000,0.000000,0.174614,-0.531617,0.828790,0.000000,-0.258083,0.785742,0.562142,0.000000,-1647831.764906,5016876.668836,3565188.315538,1],    "boundingVolume": {    "region": [1.888083,0.596869,1.888221,0.597078,0.000000,8.770919]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1401004.b3dm"}}}