{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944527,-0.328433,0.000000,0.000000,0.183625,-0.528080,0.829104,0.000000,-0.271732,0.781461,0.561676,0.000000,-1734974.285534,4989539.301947,3562228.616136,1],    "boundingVolume": {    "region": [1.905383,0.596373,1.905498,0.596448,0.000000,8.767540]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/6_131466.b3dm"}}}