{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948857,-0.315706,0.000000,0.000000,0.176134,-0.529372,0.829905,0.000000,-0.261456,0.785809,0.560486,0.000000,-1669359.723599,5017277.625138,3554664.133389,1],    "boundingVolume": {    "region": [1.891949,0.594877,1.892044,0.595068,0.000000,15.849822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/25/28_1178371.b3dm"}}}