{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896220,-0.443609,0.000000,0.000000,0.287379,-0.580589,0.761794,0.000000,-0.336984,0.680806,0.650342,0.000000,-2152377.767151,4348433.526606,4126050.440898,1],    "boundingVolume": {    "region": [2.030359,0.707992,2.030477,0.708078,0.000000,6.827279]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/20_1799926.b3dm"}}}