{
  "manageEntity": {
    "action": "Repost",
    "entityId": "3877",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x777a3616c3c885b9c9e6acfd4830d01b72a82a937087459257f2fddbb2704b47",
    "signature": "0x62bbef834db5953161d55ff705c59ba6f3084bc95a9a6260eaceac029542cf1b44cef0bd4e144af9d5c611ddb7a890000557f09ad3c4f4c3e3a7c09c8c138ce51b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}