{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x10f778042f1dd6e4c781dbf69c9fd2a0d1b3c506d97b073cb144114288b36234",
    "signature": "0xf8d1ccf558534f922b222c43e3bda058c7ed79b06c8b3fad07914d0dbe58705844d8b7d2eb991550785a783b3a610ac6009d0c53ed2d214e0653c841d18381af1c",
    "signer": "0x3Ec9E017e31a38A18602E735a761076100861F7b",
    "userId": "910895194"
  }
}