{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949301,-0.314368,0.000000,0.000000,0.175405,-0.529673,0.829867,0.000000,-0.260337,0.786141,0.560542,0.000000,-1662211.015358,5019394.652779,3555022.984617,1],    "boundingVolume": {    "region": [1.890506,0.594908,1.890669,0.595173,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1370912.b3dm"}}}