{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890923,-0.454155,0.000000,0.000000,0.292177,-0.573168,0.765579,0.000000,-0.346723,0.680170,0.645873,0.000000,-2214538.114969,4344289.575100,4097614.121665,1],    "boundingVolume": {    "region": [2.042172,0.702123,2.042268,0.702209,0.000000,9.090677]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/2_1683408.b3dm"}}}