{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949931,-0.312461,0.000000,0.000000,0.174236,-0.529706,0.830092,0.000000,-0.258828,0.786877,0.560207,0.000000,-1652574.173205,5024092.189183,3552893.867048,1],    "boundingVolume": {    "region": [1.888497,0.594571,1.888661,0.594702,0.000000,13.554862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1377448.b3dm"}}}