{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x3973bfad4674b565f73174395a3e1e94033c855faed54bb7b7fe98e376d31af7",
    "signature": "0xa59d9b27c0ac465d8f2c87006cf48e8c1efbb20b486d8e0d034f917761e3d2bd6c6332b0ee5268b27cd3f4feece1013541f2025e5aa10014a4dcc23cd2e9dcb81c",
    "signer": "0x7094144C776594790B5E922D084562dB60549BD8",
    "userId": "602217700"
  }
}