{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891163,-0.453683,0.000000,0.000000,0.292056,-0.573682,0.765240,0.000000,-0.346208,0.680051,0.646275,0.000000,-2211253.420924,4343532.282469,4100172.767353,1],    "boundingVolume": {    "region": [2.041643,0.702650,2.041738,0.702736,0.000000,21.051588]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045661.b3dm"}}}