{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950065,-0.312052,0.000000,0.000000,0.174396,-0.530963,0.829255,0.000000,-0.258226,0.786188,0.561452,0.000000,-1648741.219841,5019712.891706,3560802.475342,1],    "boundingVolume": {    "region": [1.888079,0.596035,1.888217,0.596243,0.000000,8.208156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1349435.b3dm"}}}