{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951878,-0.306478,0.000000,0.000000,0.114725,-0.356321,0.927294,0.000000,-0.283926,0.881835,0.376501,0.000000,-1811781.862610,5627134.756819,2386430.540760,1],    "boundingVolume": {    "region": [1.882230,0.386001,1.882344,0.386031,0.000000,11.097714]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/13_34648.b3dm"}}}