{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948708,-0.316155,0.000000,0.000000,0.176445,-0.529471,0.829776,0.000000,-0.261787,0.785562,0.560678,0.000000,-1671473.263915,5015701.504155,3555886.769056,1],    "boundingVolume": {    "region": [1.892422,0.595093,1.892518,0.595316,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179625.b3dm"}}}