{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x456eb7bf31fa9a40eb9858e184e1cb56a14417abec9e43ae0a1387cad6156d86",
    "signature": "0x9815e4ba677d0ae86ba02e34237f72f9aa761fa24dc5168849b1330298faa2fd7d032f588546e30ce79cc5f7e2e453af1d4c7e2b1594744a45ea156cab11aa801c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}