{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948473,-0.316857,0.000000,0.000000,0.116415,-0.348474,0.930061,0.000000,-0.294428,0.881334,0.369544,0.000000,-1878760.848801,5623838.552665,2342296.721784,1],    "boundingVolume": {    "region": [1.893158,0.378479,1.893263,0.378558,0.000000,4.081121]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/21_13263.b3dm"}}}