{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542115954",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1183d5b25ce0ff5a0ea70987bc547ff7087d09bf14d50a30782f1516619d6d45",
    "signature": "0x7a488abecd1ac077b5a601db532cf91a9127e43f7d902b8c471c6f4c3abe1dbd797f3ac5d775a7547717b509cf85d01db4e716a144c19f423e4059b03c4c58c81b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}