{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897881,-0.440239,0.000000,0.000000,0.285149,-0.581570,0.761884,0.000000,-0.334464,0.682148,0.650237,0.000000,-2136279.953402,4357004.021627,4125379.697104,1],    "boundingVolume": {    "region": [2.026586,0.707783,2.026737,0.708010,0.000000,14.887757]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793864.b3dm"}}}