{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949190,-0.314705,0.000000,0.000000,0.175520,-0.529390,0.830023,0.000000,-0.260664,0.786197,0.560310,0.000000,-1664302.935083,5019752.828351,3553548.156416,1],    "boundingVolume": {    "region": [1.890894,0.594665,1.890989,0.594856,0.000000,11.979981]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/27_1379967.b3dm"}}}