{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x840db4084714a59e83669398a7bbbe65e5b3638f8fac983e9af55c7b5c81f4fb",
    "signature": "0x901ffa1964b6dbdd4d7f6a9b33142a6a97565345e1180cc6d6ac04f1bc0bea3f7e8f0944f199a1539306d03b7cc56906ca7cb26d88f9934a60a9c489dd3a69951b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}