{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898342,-0.439298,0.000000,0.000000,0.284128,-0.581027,0.762679,0.000000,-0.334099,0.683216,0.649302,0.000000,-2133944.059333,4363808.928633,4119431.831391,1],    "boundingVolume": {    "region": [2.025562,0.706629,2.025663,0.706704,0.000000,17.223610]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1819589.b3dm"}}}