{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890926,-0.454149,0.000000,0.000000,0.292178,-0.573179,0.765570,0.000000,-0.346714,0.680165,0.645883,0.000000,-2214484.188658,4344253.858522,4097680.682974,1],    "boundingVolume": {    "region": [2.042166,0.702137,2.042261,0.702223,0.000000,7.942972]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1683478.b3dm"}}}