{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221410776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d7bb2c0f1d67a4fb527dbf35d9bfcaeb888607b510b5a182f750fe7a1bd7afa",
    "signature": "0x8e7f082e4634400e61288bf0ea739218a0784bc6639ddad4f863d45154fceec31b6ff1325fcafdd80b466560694cc4a97f0ca907daa0680dfbcaf2e4216171aa1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}