{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819898725",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfdeab67e7d7458a9113155acb849498715f596a2b67ad7bc091ae19931a7f5b4",
    "signature": "0x706848bb9b5814f744708149009e35c87ff10d6d07745249d09f2e3f397aa254267251ee0f2c9d71b0ebacd12a41af62260ffce0f273c6b7c0d563b0558304941b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}