{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949326,-0.314292,0.000000,0.000000,0.175783,-0.530955,0.828968,0.000000,-0.259989,0.785301,0.561879,0.000000,-1659998.243569,5014061.151058,3563515.920287,1],    "boundingVolume": {    "region": [1.890457,0.596644,1.890558,0.596666,0.000000,8.039070]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/12_1421393.b3dm"}}}