{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949645,-0.313327,0.000000,0.000000,0.175049,-0.530547,0.829384,0.000000,-0.259321,0.785963,0.561261,0.000000,-1655734.451476,5018275.525291,3559591.505201,1],    "boundingVolume": {    "region": [1.889441,0.595868,1.889540,0.595950,0.000000,10.923164]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_1361703.b3dm"}}}