{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943982,-0.329997,0.000000,0.000000,0.184171,-0.526836,0.829774,0.000000,-0.273248,0.781647,0.560681,0.000000,-1744647.801533,4990708.039329,3555903.776082,1],    "boundingVolume": {    "region": [1.907048,0.595150,1.907144,0.595265,0.000000,8.752422]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/2_1310097.b3dm"}}}