{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1371673751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe78e94c64853a787641d5b7a8789e26427a7be21cfc40561fcb1a44423706d4a",
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    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}