{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949474,-0.313844,0.000000,0.000000,0.175044,-0.529561,0.830015,0.000000,-0.259949,0.786425,0.560323,0.000000,-1659736.370338,5021206.541282,3553629.604633,1],    "boundingVolume": {    "region": [1.889955,0.594643,1.890117,0.594909,0.000000,8.804800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1379732.b3dm"}}}