{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943077,-0.332575,0.000000,0.000000,0.186555,-0.529009,0.827857,0.000000,-0.274741,0.779076,0.563522,0.000000,-1754200.370043,4974346.516212,3573962.005896,1],    "boundingVolume": {    "region": [1.909757,0.598595,1.909902,0.598692,0.000000,8.806178]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_545051.b3dm"}}}