{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949320,-0.314312,0.000000,0.000000,0.175796,-0.530959,0.828962,0.000000,-0.260003,0.785290,0.561887,0.000000,-1660091.614848,5013991.299125,3563570.341378,1],    "boundingVolume": {    "region": [1.890478,0.596655,1.890579,0.596676,0.000000,8.819715]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/12_1421462.b3dm"}}}