{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943190,-0.332255,0.000000,0.000000,0.186210,-0.528604,0.828193,0.000000,-0.274588,0.779489,0.563026,0.000000,-1753224.142425,4976972.389089,3570805.171690,1],    "boundingVolume": {    "region": [1.909427,0.598002,1.909552,0.598082,0.000000,8.719224]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1249071.b3dm"}}}