{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951144,-0.308747,0.000000,0.000000,0.115800,-0.356740,0.926999,0.000000,-0.285936,0.880872,0.377233,0.000000,-1824608.118036,5621002.248827,2391074.906817,1],    "boundingVolume": {    "region": [1.884590,0.386755,1.884753,0.386858,0.000000,47.946640]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/15_33049.b3dm"}}}