{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950370,-0.311123,0.000000,0.000000,0.173833,-0.530997,0.829352,0.000000,-0.257487,0.786532,0.561308,0.000000,-1644024.491654,5021910.834873,3559890.196502,1],    "boundingVolume": {    "region": [1.887121,0.595907,1.887220,0.596024,0.000000,8.756929]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1430237.b3dm"}}}