{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949838,-0.312744,0.000000,0.000000,0.174822,-0.530954,0.829171,0.000000,-0.258772,0.785919,0.561577,0.000000,-1652226.387481,5017999.215720,3561596.986113,1],    "boundingVolume": {    "region": [1.888791,0.596188,1.888962,0.596393,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1440914.b3dm"}}}