{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949802,-0.312850,0.000000,0.000000,0.116163,-0.352668,0.928510,0.000000,-0.290214,0.881080,0.373461,0.000000,-1851891.908809,5622277.275007,2367142.232629,1],    "boundingVolume": {    "region": [1.888920,0.382687,1.889058,0.382787,0.000000,7.682359]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/28_62775.b3dm"}}}