{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950120,-0.311886,0.000000,0.000000,0.174022,-0.530135,0.829863,0.000000,-0.258279,0.786815,0.560548,0.000000,-1649076.628205,5023699.379885,3555059.161588,1],    "boundingVolume": {    "region": [1.887891,0.594982,1.888055,0.595113,0.000000,8.794856]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1452769.b3dm"}}}