{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948909,-0.315551,0.000000,0.000000,0.176012,-0.529293,0.829981,0.000000,-0.261352,0.785924,0.560373,0.000000,-1668692.688287,5018010.651880,3553947.369395,1],    "boundingVolume": {    "region": [1.891786,0.594741,1.891881,0.594931,0.000000,20.216449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/27_1213520.b3dm"}}}