{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949932,-0.312458,0.000000,0.000000,0.114593,-0.348386,0.930320,0.000000,-0.290422,0.882938,0.368885,0.000000,-1853192.439450,5634064.872328,2338114.421483,1],    "boundingVolume": {    "region": [1.888556,0.377779,1.888595,0.377840,0.000000,14.343870]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/29/20.b3dm"}}}