{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949960,-0.312371,0.000000,0.000000,0.174633,-0.531082,0.829130,0.000000,-0.258450,0.785981,0.561639,0.000000,-1650173.158124,5018394.017005,3561989.953399,1],    "boundingVolume": {    "region": [1.888398,0.596262,1.888569,0.596467,0.000000,16.482355]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1403180.b3dm"}}}