{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943277,-0.332006,0.000000,0.000000,0.186130,-0.528822,0.828072,0.000000,-0.274342,0.779446,0.563205,0.000000,-1751652.176955,4976702.246848,3571945.288374,1],    "boundingVolume": {    "region": [1.909153,0.598211,1.909298,0.598308,0.000000,8.759725]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_568516.b3dm"}}}