{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950058,-0.312073,0.000000,0.000000,0.174033,-0.529817,0.830064,0.000000,-0.258497,0.786956,0.560250,0.000000,-1650465.904383,5024593.284441,3553163.417180,1],    "boundingVolume": {    "region": [1.888088,0.594622,1.888252,0.594753,0.000000,12.431430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459388.b3dm"}}}