{
  "manageEntity": {
    "action": "Repost",
    "entityId": "551318",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1a726b9fd3f447245c87fab8b12a53985978264e098ba22a8530b78799a59196",
    "signature": "0x2276db5276d52160cb8d68ed9c1d2062214335c80ee65bcc4c8ce048f6fb6e211ffedca69b3b2573cdc4a7276c9f27fa7cc4131d49d2acf3326373124659ebfe1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}