{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942980,-0.332850,0.000000,0.000000,0.186509,-0.528388,0.828263,0.000000,-0.275104,0.779382,0.562922,0.000000,-1756516.395338,4976288.959150,3570144.085768,1],    "boundingVolume": {    "region": [1.910058,0.597877,1.910183,0.597956,0.000000,7.871036]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1249303.b3dm"}}}