{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949275,-0.314448,0.000000,0.000000,0.175847,-0.530857,0.829017,0.000000,-0.260133,0.785306,0.561806,0.000000,-1660920.494983,5014088.263902,3563051.139636,1],    "boundingVolume": {    "region": [1.890621,0.596556,1.890722,0.596578,0.000000,28.205106]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/7_1417865.b3dm"}}}