{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942997,-0.332803,0.000000,0.000000,0.186575,-0.528662,0.828074,0.000000,-0.275001,0.779216,0.563202,0.000000,-1755861.146696,4975234.553915,3571923.510035,1],    "boundingVolume": {    "region": [1.909998,0.598206,1.910143,0.598304,0.000000,8.503539]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_545945.b3dm"}}}