{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942844,-0.333233,0.000000,0.000000,0.186890,-0.528783,0.827925,0.000000,-0.275307,0.778950,0.563421,0.000000,-1757817.683283,4973535.119233,3573318.211727,1],    "boundingVolume": {    "region": [1.910465,0.598490,1.910590,0.598552,0.000000,8.755301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/29_1321128.b3dm"}}}