{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952072,-0.305874,0.000000,0.000000,0.114182,-0.355405,0.927712,0.000000,-0.283496,0.882418,0.375459,0.000000,-1809032.263583,5630837.581168,2379817.773455,1],    "boundingVolume": {    "region": [1.881566,0.384840,1.881740,0.384943,0.000000,8.508221]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/1_37691.b3dm"}}}