{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xbaddd3560557cb13fbcded96f193d9066fcb15c1fe21a6046c908dfdd8691be1",
    "signature": "0xf42b019d7c37b275e1d40e2f1c9fd4c1f96fcdda39f29e83cd81ba6e9992d64c42ff34df788d6bb1432a8a771727e92b24ef699437c95cf99d1316552dc480261c",
    "signer": "0xa603e9487Ed7C3C62E8acb85f8f32acFf5d6349b",
    "userId": "278135553"
  }
}