{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894761,-0.446545,0.000000,0.000000,0.284493,-0.570051,0.770782,0.000000,-0.343248,0.687781,0.639639,0.000000,-2192286.649833,4392782.224010,4057954.645251,1],    "boundingVolume": {    "region": [2.033629,0.693966,2.033763,0.694091,0.000000,50.769754]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_1167200.b3dm"}}}