{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897369,-0.441281,0.000000,0.000000,0.286270,-0.582145,0.761023,0.000000,-0.334874,0.680983,0.651246,0.000000,-2138908.781433,4349583.199640,4131800.050272,1],    "boundingVolume": {    "region": [2.027747,0.709112,2.027898,0.709339,0.000000,7.273372]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1780247.b3dm"}}}