{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949879,-0.312617,0.000000,0.000000,0.174645,-0.530654,0.829401,0.000000,-0.258740,0.786173,0.561236,0.000000,-1652019.340918,5019614.766770,3559430.421357,1],    "boundingVolume": {    "region": [1.888667,0.595794,1.888820,0.595962,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352071.b3dm"}}}