{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944174,-0.329447,0.000000,0.000000,0.184175,-0.527835,0.829138,0.000000,-0.272582,0.781201,0.561626,0.000000,-1740401.326811,4987878.100021,3561909.813349,1],    "boundingVolume": {    "region": [1.906457,0.596312,1.906572,0.596387,0.000000,8.739865]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_191632.b3dm"}}}