{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950595,-0.310433,0.000000,0.000000,0.173253,-0.530528,0.829773,0.000000,-0.257048,0.787122,0.560683,0.000000,-1641216.333872,5025662.972522,3555915.412979,1],    "boundingVolume": {    "region": [1.886387,0.595153,1.886503,0.595267,0.000000,8.808870]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1450132.b3dm"}}}