{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949641,-0.313341,0.000000,0.000000,0.175232,-0.531074,0.829008,0.000000,-0.259215,0.785600,0.561819,0.000000,-1655058.244108,5015966.229300,3563135.191219,1],    "boundingVolume": {    "region": [1.889429,0.596499,1.889583,0.596667,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1411590.b3dm"}}}