{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6914dd5af64c6cea7caf5b6eb25d500e15972abfe3b4e482d40dfb238fda70d1",
    "signature": "0x2d0d03ec84dadf9e3442e32fd23f5010eeadffdd1cd3d0e13b1a311a523d642b4882d713f7acce9148f3eb1fe50958febd56373b53a9d9255e0b031f7259f3b31c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}