{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951035,-0.309084,0.000000,0.000000,0.171577,-0.527933,0.831774,0.000000,-0.256554,0.789403,0.557694,0.000000,-1638041.454749,5040170.192643,3536923.278647,1],    "boundingVolume": {    "region": [1.884972,0.591562,1.885080,0.591649,0.000000,7.126229]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/58/42_1382992.b3dm"}}}