{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944185,-0.329417,0.000000,0.000000,0.184160,-0.527845,0.829135,0.000000,-0.272556,0.781207,0.561630,0.000000,-1740236.003068,4987915.304533,3561938.297938,1],    "boundingVolume": {    "region": [1.906425,0.596318,1.906540,0.596392,0.000000,8.266327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_131854.b3dm"}}}