{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205852",
    "entityType": "User",
    "nonce": "0x074b845503e9c6225e9caf0dc5f3d1919cf45d06b763397cac5f31c1a3e60059",
    "signature": "0xf67af2255e10d4de8ef52d20d12d9b86d105034361c35223525140faca1803702fc9723ae085be67035ff683864e0afc3f1686c1534a58768bb5facf257ff5511c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}