{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949900,-0.312554,0.000000,0.000000,0.174719,-0.530999,0.829164,0.000000,-0.258613,0.785964,0.561587,0.000000,-1651210.040734,5018285.546081,3561664.441936,1],    "boundingVolume": {    "region": [1.888591,0.596200,1.888762,0.596406,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1441629.b3dm"}}}