{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590853649",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x18d416195bf7073a92731712c2548cc3c3feca605542a8da8dfd704bce25471f",
    "signature": "0x1c36f68f950366a18c8b1b1a0e916921f335be2a04d796fbebf9b37f3a1f1b674f5dd47ba4b0b499ec7f1cd60f3f265d7461a5faf534a363914de54c3c9554441c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}