{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950527,-0.310641,0.000000,0.000000,0.173726,-0.531583,0.828999,0.000000,-0.256978,0.786325,0.561832,0.000000,-1640774.747235,5020595.039893,3563221.425669,1],    "boundingVolume": {    "region": [1.886614,0.596550,1.886712,0.596648,0.000000,11.067005]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1329219.b3dm"}}}