{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950128,-0.311860,0.000000,0.000000,0.174197,-0.530718,0.829454,0.000000,-0.258130,0.786430,0.561157,0.000000,-1648124.183350,5021252.977500,3558928.842929,1],    "boundingVolume": {    "region": [1.887897,0.595724,1.887996,0.595841,0.000000,8.801193]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1428911.b3dm"}}}