{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951385,-0.308004,0.000000,0.000000,0.115409,-0.356484,0.927146,0.000000,-0.285294,0.881237,0.376868,0.000000,-1820508.245882,5623322.880672,2388757.924243,1],    "boundingVolume": {    "region": [1.883809,0.386361,1.883972,0.386464,0.000000,38.434820]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/11_71249.b3dm"}}}