{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949177,-0.314742,0.000000,0.000000,0.175501,-0.529266,0.830107,0.000000,-0.260721,0.786267,0.560186,0.000000,-1664666.714597,5020195.119170,3552758.188518,1],    "boundingVolume": {    "region": [1.890933,0.594515,1.891028,0.594706,0.000000,8.812520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/26_1380750.b3dm"}}}