{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951195,-0.308590,0.000000,0.000000,0.115672,-0.356547,0.927089,0.000000,-0.285819,0.881006,0.377009,0.000000,-1823862.447956,5621851.930162,2389655.343336,1],    "boundingVolume": {    "region": [1.884425,0.386513,1.884589,0.386616,0.000000,59.116220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/12_7889.b3dm"}}}