{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951178,-0.308644,0.000000,0.000000,0.115703,-0.356573,0.927075,0.000000,-0.285865,0.880977,0.377043,0.000000,-1824152.401666,5621664.957783,2389872.410718,1],    "boundingVolume": {    "region": [1.884482,0.386550,1.884645,0.386653,0.000000,51.767940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_12749.b3dm"}}}