{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949542,-0.313641,0.000000,0.000000,0.175041,-0.529934,0.829778,0.000000,-0.259706,0.786254,0.560676,0.000000,-1658184.353223,5020122.394214,3555870.043268,1],    "boundingVolume": {    "region": [1.889740,0.595069,1.889902,0.595334,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1369377.b3dm"}}}