{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949880,-0.312616,0.000000,0.000000,0.174626,-0.530600,0.829439,0.000000,-0.258751,0.786211,0.561178,0.000000,-1652088.759684,5019852.511952,3559065.359930,1],    "boundingVolume": {    "region": [1.888665,0.595725,1.888819,0.595893,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1353038.b3dm"}}}