{
  "manageEntity": {
    "action": "Follow",
    "entityId": "639977873",
    "entityType": "User",
    "nonce": "0x5c60ed3205110c3f042044a8500e86443e9a9857f204c9dfa43aa4a297cdf326",
    "signature": "0xd016b12d322fabe249373bf8bf2f3fd2b5eef0a70fd7b10ec8df980449988b2c1978effa89d30eeb7db56abac4c7dd72793869d8a450ba3f16433293ccf13d981c",
    "signer": "0x57D64A47c0B6C0789D9565B3D90270Aea276eB11",
    "userId": "199258"
  }
}