{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950163,-0.311753,0.000000,0.000000,0.116765,-0.355879,0.927209,0.000000,-0.288786,0.880165,0.376712,0.000000,-1842791.545846,5616483.229838,2387769.291040,1],    "boundingVolume": {    "region": [1.887779,0.386154,1.887887,0.386335,0.000000,9.383070]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_61315.b3dm"}}}