{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949141,-0.314851,0.000000,0.000000,0.116033,-0.349790,0.929615,0.000000,-0.292421,0.881526,0.370676,0.000000,-1865961.462673,5625083.641054,2349478.894456,1],    "boundingVolume": {    "region": [1.891041,0.379680,1.891150,0.379795,0.000000,57.287690]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/19_75776.b3dm"}}}