{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948911,-0.315545,0.000000,0.000000,0.176306,-0.530190,0.829346,0.000000,-0.261145,0.785319,0.561317,0.000000,-1667380.633725,5014164.294657,3559946.449449,1],    "boundingVolume": {    "region": [1.891759,0.595923,1.891896,0.596030,0.000000,8.775504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1068969.b3dm"}}}