{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950196,-0.311653,0.000000,0.000000,0.174182,-0.531060,0.829238,0.000000,-0.257891,0.786280,0.561477,0.000000,-1646601.383396,5020299.420220,3560964.648136,1],    "boundingVolume": {    "region": [1.887660,0.596066,1.887798,0.596274,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1342153.b3dm"}}}