{
  "manageEntity": {
    "action": "Repost",
    "entityId": "506858538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x860dec04f75e670e535f20b66d640efd9aa4ff23d601689dabd3bea22770095f",
    "signature": "0x74378d0a8124c7cc1b68a3b2205353e67132a9fb1b228fb1e57617b100a2beba017cb14007dcf326d5da9c9838e0e925401c06648c27853739a1c9076bf93a3a1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}