{
  "manageEntity": {
    "action": "Repost",
    "entityId": "395412",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x57942ccfbbe132dfd81cf6ddb4f054f38d2fa60dd30cb3ddcc4b84c747a88d98",
    "signature": "0x75afd5d593e1b0ba5ecc3640d59b296d45a7d7820eee4863c19acb3686d75f94352ef91d006034d60f554160f095fd8279f3ab372ade00d9f08cd8038030d7b31b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}