{
  "manageEntity": {
    "action": "Repost",
    "entityId": "423192768",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x26715c220b2a258102a3dd25ce47a1b04294d8cdf5af40e5f7d551c9b2f7336c",
    "signature": "0x901a30e3d88364af16a932bac5d5fbf22c9e3c67fd67c1b740a9551a9bf5a47c5f7b034cd6c7f087f412c2a4e6063bdb1f9bb28096b2f30d04e6b96050501db61b",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}