{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949859,-0.312680,0.000000,0.000000,0.174673,-0.530620,0.829416,0.000000,-0.258796,0.786171,0.561213,0.000000,-1652381.298521,5019600.095650,3559284.082356,1],    "boundingVolume": {    "region": [1.888733,0.595766,1.888886,0.595935,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352514.b3dm"}}}