{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe3b91e40f356534830b14c08d1d68233d0333ece03ce774bb4f857ebb234fdcd",
    "signature": "0x19795485669811ebcac05c8c037cbe85f1df9fc2c62b76e91ccaee51b170b7ea5d34022deeca62287bbc17b9b08fd0daade95013be55d56f72f9bb7f04fab3261b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}