{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949645,-0.313329,0.000000,0.000000,0.175255,-0.531166,0.828944,0.000000,-0.259185,0.785543,0.561913,0.000000,-1654864.178142,5015601.491414,3563734.674874,1],    "boundingVolume": {    "region": [1.889442,0.596686,1.889543,0.596708,0.000000,10.963151]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/14_1415512.b3dm"}}}