{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1450520390",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x69f63c134661326d33ff2cc631a64d9ec1e30e387199ae8fa02c55e74ce71ffe",
    "signature": "0x9b2d65b1be634bba4da926500774d437663dbafe8f7c25bf05593a8c26fc378f6da8b1a6a31684943f2ff10494ce475a5d008bb0cd9e0cf4cc0766fe48e3f6681c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}