{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949269,-0.314466,0.000000,0.000000,0.175747,-0.530521,0.829253,0.000000,-0.260223,0.785527,0.561455,0.000000,-1661492.266197,5015492.375507,3560822.672470,1],    "boundingVolume": {    "region": [1.890622,0.596090,1.890759,0.596196,0.000000,8.725475]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1445089.b3dm"}}}