{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951216,-0.308526,0.000000,0.000000,0.171245,-0.527963,0.831823,0.000000,-0.256106,0.789600,0.557621,0.000000,-1635184.592154,5041428.792542,3536454.591735,1],    "boundingVolume": {    "region": [1.884386,0.591473,1.884494,0.591560,0.000000,6.959396]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/53/40_1382893.b3dm"}}}