{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949178,-0.314740,0.000000,0.000000,0.115838,-0.349340,0.929808,0.000000,-0.292380,0.881746,0.370186,0.000000,-1865695.758568,5626477.908690,2346370.236296,1],    "boundingVolume": {    "region": [1.890925,0.379152,1.891033,0.379267,0.000000,4.404687]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/15_6602.b3dm"}}}