{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949902,-0.312549,0.000000,0.000000,0.174513,-0.530382,0.829602,0.000000,-0.258746,0.786385,0.560936,0.000000,-1652060.158550,5020959.425355,3557527.259224,1],    "boundingVolume": {    "region": [1.888589,0.595451,1.888753,0.595582,0.000000,8.462699]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1354786.b3dm"}}}