{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949910,-0.312523,0.000000,0.000000,0.174309,-0.529810,0.830011,0.000000,-0.258853,0.786782,0.560329,0.000000,-1652739.241714,5023487.054048,3553667.446493,1],    "boundingVolume": {    "region": [1.888562,0.594717,1.888726,0.594849,0.000000,12.572804]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_1376773.b3dm"}}}