{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894634,-0.446801,0.000000,0.000000,0.284822,-0.570303,0.770474,0.000000,-0.343306,0.687406,0.640011,0.000000,-2192662.572039,4390392.341931,4060321.264330,1],    "boundingVolume": {    "region": [2.033915,0.694450,2.034049,0.694575,0.000000,25.650715]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1137750.b3dm"}}}