{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949233,-0.314575,0.000000,0.000000,0.115184,-0.347567,0.930553,0.000000,-0.292464,0.882512,0.368290,0.000000,-1866221.674088,5631339.553481,2334339.014637,1],    "boundingVolume": {    "region": [1.890743,0.377121,1.890867,0.377217,0.000000,68.209580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/5_23023.b3dm"}}}