{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897925,-0.440148,0.000000,0.000000,0.281366,-0.574002,0.768996,0.000000,-0.337541,0.688601,0.641791,0.000000,-2155854.167532,4398056.734453,4071644.878254,1],    "boundingVolume": {    "region": [2.026513,0.696803,2.026606,0.696860,0.000000,34.289309]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/1_750667.b3dm"}}}