{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943313,-0.331903,0.000000,0.000000,0.186070,-0.528837,0.828076,0.000000,-0.274259,0.779480,0.563199,0.000000,-1751119.906422,4976918.952079,3571904.607118,1],    "boundingVolume": {    "region": [1.909044,0.598203,1.909189,0.598300,0.000000,8.759725]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_545951.b3dm"}}}