{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1513131869",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf38cf14337c4e19d21c25f93ae41bb57a28922328b05c7aa2cfaa9be29052c05",
    "signature": "0xb039fb31696ecf7c474bb0b1243b5fbe8a7d8c32835b156f454298371ec8941e07b4b3f4c6fdc74295d8b1131382769fe08bde35dea1eeee5b22ce33677e95d71c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}