{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950067,-0.312046,0.000000,0.000000,0.173997,-0.529758,0.830109,0.000000,-0.258490,0.787006,0.560183,0.000000,-1650416.181121,5024913.521029,3552736.498149,1],    "boundingVolume": {    "region": [1.888061,0.594541,1.888224,0.594672,0.000000,11.279145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/7_1458603.b3dm"}}}