{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949720,-0.313100,0.000000,0.000000,0.115378,-0.349973,0.929627,0.000000,-0.290800,0.882076,0.370645,0.000000,-1855614.289822,5628589.904616,2349277.948858,1],    "boundingVolume": {    "region": [1.889183,0.379612,1.889321,0.379794,0.000000,22.719759]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_73385.b3dm"}}}