{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x6cfd9ac5ca4d4ab3887a3e86aae53afa6987716c13fe0a6768581b2474794aac",
    "signature": "0xaa0e6f0ce1ec7d829cc976eccd76aefcd0990ce1ded34f060b804194c82484a24c1e6ee357ab2a5c467784efb19f463c1f752cef8fe55aec36036992e3925cd71b",
    "signer": "0x3e16afFf69eC32202c1B755Ad919C7aA325B7aBE",
    "userId": "902811065"
  }
}