{
  "manageEntity": {
    "action": "Repost",
    "entityId": "552969743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f4007d87adb31a0afd05e0cedde3429771436b9682f5c15b3bed2eeabf1b28f",
    "signature": "0xd2e8e1e5fce289e4ff49af65d3bdffd7b14b729d84d714374d44bd1964b99d9a696917de8cb9de5d564ddefda0e16412487d67dbddadaa291a12ea96ba36930a1c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}