{
  "manageEntity": {
    "action": "Repost",
    "entityId": "523001673",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19c75a78cfe96b9ac9eed6335ccbfba3fec1c5a4fe69783984ea81e98e3cb3c9",
    "signature": "0xceda176f32f8af7a813b781eac1e675b81af41ba7268ec57671e6ecdc954229543cf2d8dcb9736afd89a67fb48fd41ea5edec3fc277cb2041c5932f6dd9193f71c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}