{
  "manageEntity": {
    "action": "Follow",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd23c36cfdc729f597ac1e604135b9ad2df754d0b9507725c41958a6d1289ed12",
    "signature": "0x8368e92bdab01137f1b572e922686706765846036a88e47fa1b690fa3177d49c47160b90cc32d3c9f13f4f8edef463a9c791e26be69890aaad19c2de74aac4911c",
    "signer": "0xDC9FB11483106d427BaC29ff4bf0E03f11b4e19E",
    "userId": "5500"
  }
}