{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949844,-0.312725,0.000000,0.000000,0.174796,-0.530911,0.829205,0.000000,-0.258767,0.785956,0.561527,0.000000,-1652194.970519,5018234.739258,3561281.829066,1],    "boundingVolume": {    "region": [1.888771,0.596128,1.888942,0.596333,0.000000,18.001226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1437971.b3dm"}}}