{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871406,-0.490562,0.000000,0.000000,0.211784,-0.376200,0.902009,0.000000,-0.441935,0.785028,0.434079,0.000000,-2820499.659046,5010177.343662,2751817.835654,1],    "boundingVolume": {    "region": [2.083474,0.448975,2.083587,0.449056,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_222767.b3dm"}}}