{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894690,-0.446688,0.000000,0.000000,0.284806,-0.570449,0.770372,0.000000,-0.343174,0.687357,0.640135,0.000000,-2191819.632166,4390081.116055,4061107.521321,1],    "boundingVolume": {    "region": [2.033790,0.694611,2.033924,0.694736,0.000000,57.592028]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_984869.b3dm"}}}