{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949841,-0.312733,0.000000,0.000000,0.174712,-0.530638,0.829397,0.000000,-0.258834,0.786138,0.561242,0.000000,-1652621.960081,5019387.959847,3559470.253921,1],    "boundingVolume": {    "region": [1.888789,0.595802,1.888942,0.595970,0.000000,9.672867]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1351905.b3dm"}}}