{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894427,-0.447213,0.000000,0.000000,0.285086,-0.570172,0.770474,0.000000,-0.343623,0.687247,0.640011,0.000000,-2194688.278401,4389378.422515,4060323.037401,1],    "boundingVolume": {    "region": [2.034377,0.694451,2.034511,0.694575,0.000000,35.507105]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_990804.b3dm"}}}