{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890937,-0.454128,0.000000,0.000000,0.292200,-0.573256,0.765504,0.000000,-0.346668,0.680115,0.645961,0.000000,-2214188.547484,4343935.280296,4098174.819528,1],    "boundingVolume": {    "region": [2.042142,0.702238,2.042237,0.702325,0.000000,7.676136]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1683710.b3dm"}}}