{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951059,-0.309011,0.000000,0.000000,0.115822,-0.356473,0.927099,0.000000,-0.286212,0.880889,0.376985,0.000000,-1826366.563879,5621105.163289,2389500.558015,1],    "boundingVolume": {    "region": [1.884867,0.386487,1.885031,0.386590,0.000000,12.234820]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/12_3558.b3dm"}}}