{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950351,-0.311180,0.000000,0.000000,0.174046,-0.531540,0.828959,0.000000,-0.257411,0.786141,0.561891,0.000000,-1643542.031584,5019422.867738,3563594.951516,1],    "boundingVolume": {    "region": [1.887154,0.596578,1.887306,0.596763,0.000000,8.820846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1399795.b3dm"}}}