{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897546,-0.440922,0.000000,0.000000,0.283162,-0.576409,0.766533,0.000000,-0.337042,0.686087,0.644738,0.000000,-2152697.812075,4382059.517770,4090393.311648,1],    "boundingVolume": {    "region": [2.027358,0.700646,2.027485,0.700715,0.000000,11.311975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/8_858681.b3dm"}}}