{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948934,-0.315475,0.000000,0.000000,0.176361,-0.530488,0.829144,0.000000,-0.261023,0.785145,0.561617,0.000000,-1666598.958648,5013059.603809,3561854.881166,1],    "boundingVolume": {    "region": [1.891684,0.596286,1.891822,0.596392,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1111735.b3dm"}}}