{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x401b1e9152369f23d2e6ae1ddc4ae818b121c0e8000d6a3219239e359d4b6607",
    "signature": "0x24f05ce72069bf54ea384bacbbf96967ddc95fec5b5ad8a6d17690f9def7be621214afa47347921c87eafbee09bf946562166b4312c360a49484063d7816e2071c",
    "signer": "0x3Ec9E017e31a38A18602E735a761076100861F7b",
    "userId": "910895194"
  }
}