{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951321,-0.308203,0.000000,0.000000,0.113866,-0.351467,0.929250,0.000000,-0.286134,0.883200,0.371599,0.000000,-1825844.835018,5635774.602161,2355329.907344,1],    "boundingVolume": {    "region": [1.884022,0.380683,1.884178,0.380777,0.000000,11.918635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_42781.b3dm"}}}