{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21139",
    "entityType": "User",
    "nonce": "0xdefb65c5831f9efcb86d6d92697b4ae162737a498e543f85b51adca904513672",
    "signature": "0x886683d76f631e89878c3de104979699dd4b18907599cc7e17387dae18dd4ccb7abce5783f7114e90eabf5cf9a788597206982daaa6feab0d97f1689d792db251b",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}