{
  "manageEntity": {
    "action": "Follow",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xf2384698a083fa25681f37bc7b8fd4f8e8b73c957bacff5bc310a36c47d04acb",
    "signature": "0x90492632511e2a2f203f467428d8045765a59935911d03b42a1820c25d11d20c76bd8928733b86350c96c119cde9a770d20630806d64c3606878b094315f1e081c",
    "signer": "0x537FeA657eFcF11815a94831D95e49f18F0250FB",
    "userId": "870901302"
  }
}