{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948987,-0.315314,0.000000,0.000000,0.175786,-0.529055,0.830181,0.000000,-0.261219,0.786180,0.560076,0.000000,-1667842.294965,5019639.386888,3552058.705777,1],    "boundingVolume": {    "region": [1.891536,0.594382,1.891631,0.594573,0.000000,8.777429]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/25_1212910.b3dm"}}}