{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1258124441",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1491cf93d297aa08996ab483b429c6b0e6b75c81ba72304c926aa47a55bc53d4",
    "signature": "0x3189cecf0b43210a517be169145734e25e01cefb17e118ad8a5413b85e62707f3fda19742887d85a8fdd56e632202afbca7de7aff0f0a7778c99a05d2279f0521b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}