{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897655,-0.440698,0.000000,0.000000,0.283146,-0.576739,0.766290,0.000000,-0.336764,0.685952,0.645027,0.000000,-2150923.730103,4381202.285671,4092232.052322,1],    "boundingVolume": {    "region": [2.027109,0.701024,2.027236,0.701093,0.000000,28.389238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815157.b3dm"}}}