{
  "manageEntity": {
    "action": "Repost",
    "entityId": "564711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6c8f0e66a3b3dab1fbd012b06060e6ae710351ffe43e2bdcfedde2434754eb19",
    "signature": "0x09c9f00d0a29f889d7ced4ff5c0cbf079a19e507118b8919098f261dc3ee1f9021bbadfe4870faff8a2a96cdbb2ae171fa0655c0fd9f226865b8a1a7b19f489a1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}