{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949836,-0.312750,0.000000,0.000000,0.174610,-0.530299,0.829635,0.000000,-0.258923,0.786361,0.560887,0.000000,-1653187.571705,5020810.465081,3557215.846323,1],    "boundingVolume": {    "region": [1.888801,0.595392,1.888965,0.595523,0.000000,8.803979]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1355335.b3dm"}}}