{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948591,-0.316506,0.000000,0.000000,0.176665,-0.529478,0.829724,0.000000,-0.262061,0.785416,0.560755,0.000000,-1673221.248420,5014769.312435,3556376.119862,1],    "boundingVolume": {    "region": [1.892792,0.595186,1.892888,0.595409,0.000000,8.798298]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1186757.b3dm"}}}