{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871414,-0.490549,0.000000,0.000000,0.211738,-0.376133,0.902048,0.000000,-0.441942,0.785069,0.433998,0.000000,-2820546.083764,5010437.517087,2751299.988194,1],    "boundingVolume": {    "region": [2.083459,0.448885,2.083572,0.448966,0.000000,69.793790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/0_220344.b3dm"}}}