{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890921,-0.454158,0.000000,0.000000,0.292224,-0.573255,0.765496,0.000000,-0.346687,0.680095,0.645972,0.000000,-2214310.463414,4343808.741371,4098242.615996,1],    "boundingVolume": {    "region": [2.042176,0.702252,2.042271,0.702339,0.000000,10.240244]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1683729.b3dm"}}}