{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942844,-0.333236,0.000000,0.000000,0.186887,-0.528770,0.827935,0.000000,-0.275312,0.778958,0.563407,0.000000,-1757848.762136,4973588.717497,3573228.922326,1],    "boundingVolume": {    "region": [1.910467,0.598473,1.910592,0.598535,0.000000,8.755301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/29_1249726.b3dm"}}}