{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950576,-0.310491,0.000000,0.000000,0.173788,-0.532055,0.828683,0.000000,-0.256756,0.786063,0.562300,0.000000,-1639358.034057,5018931.938213,3566195.144214,1],    "boundingVolume": {    "region": [1.886457,0.597115,1.886555,0.597214,0.000000,8.691090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1325689.b3dm"}}}