{
  "manageEntity": {
    "action": "React",
    "entityId": "1778401806",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"entity_id\":1432701641}}",
    "nonce": "0x0b4de151faee2be91db8fbcfafeb064b4629d9e342c4d075625e1a0b82e13393",
    "signature": "0x5eb0d7138acc8fb195dd50ddaa99a754eee0f359b75786b459d6b53178e127a86c7bf131f27e7b3655993c429d0d50c9063cea5218582cbbfcd87507c9dc32aa1c",
    "signer": "0x21a7A27cB4B4662C0210B787b56aED1436642E2E",
    "userId": "645523947"
  }
}