{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948900,-0.315578,0.000000,0.000000,0.176059,-0.529385,0.829912,0.000000,-0.261353,0.785851,0.560475,0.000000,-1668698.772724,5017544.779654,3554597.828535,1],    "boundingVolume": {    "region": [1.891815,0.594865,1.891910,0.595055,0.000000,17.003995]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1075929.b3dm"}}}