{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949005,-0.315261,0.000000,0.000000,0.175877,-0.529429,0.829923,0.000000,-0.261093,0.785949,0.560459,0.000000,-1667043.209563,5018167.941515,3554495.643072,1],    "boundingVolume": {    "region": [1.891481,0.594845,1.891575,0.595036,0.000000,10.070717]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/28_1076156.b3dm"}}}