{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205894",
    "entityType": "User",
    "nonce": "0x2312df9e1772517d3d329dd83aa5028c9de57158c28a1f1edaec628277d935a4",
    "signature": "0xddbf3d62837cf4b234d1ceb5c8aa64f149831d039a6139e7d3ca659de709ad590a01e0dd34c3bdfaecc2b1ee5f20471bad220423522c12b01773cafdcac652151c",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}