{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943851,-0.330370,0.000000,0.000000,0.184161,-0.526139,0.830218,0.000000,-0.273705,0.781961,0.560020,0.000000,-1747563.544232,4992700.989011,3551700.184733,1],    "boundingVolume": {    "region": [1.907437,0.594319,1.907547,0.594500,0.000000,8.809327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1242263.b3dm"}}}