{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949178,-0.314741,0.000000,0.000000,0.175959,-0.530647,0.829127,0.000000,-0.260410,0.785331,0.561642,0.000000,-1662689.272967,5014246.806814,3562009.934350,1],    "boundingVolume": {    "region": [1.890911,0.596315,1.891048,0.596422,0.000000,8.269188]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/13_1416945.b3dm"}}}