{
  "manageEntity": {
    "action": "Repost",
    "entityId": "778921105",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd03ba893f936f55f7b56048813551333e47ba17d38f4f9a891d24666972a1781",
    "signature": "0x23b8f3190009747648cde4742b64be2e1ecfba71cc200d181d6feb99a7830b0316195c39faea035a5f8757949e5a8f12e21b669c51ac528173bf279e0865c8291c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}