{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949092,-0.315000,0.000000,0.000000,0.115986,-0.349465,0.929743,0.000000,-0.292600,0.881603,0.370352,0.000000,-1867102.788863,5625569.855367,2347420.998648,1],    "boundingVolume": {    "region": [1.891198,0.379330,1.891307,0.379446,0.000000,47.612015]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/16_6912.b3dm"}}}