{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439597393",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c1a521b443c41e97b2018ae26c45b68947d7cb934b572240ac960e37f6aee9d",
    "signature": "0xb4eab71aafd840b0d79f088769c15ae3f0cd4ed0c0bfa4889061b7f1a54f67c911bd5d7d7f29958e678e3478889cad459d2fc2343dc411c37dc7645dcd2f593a1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}