{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949614,-0.313422,0.000000,0.000000,0.175278,-0.531061,0.829006,0.000000,-0.259281,0.785576,0.561821,0.000000,-1655480.199965,5015815.348913,3563151.457304,1],    "boundingVolume": {    "region": [1.889514,0.596502,1.889667,0.596670,0.000000,12.226917]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411611.b3dm"}}}