{
  "manageEntity": {
    "action": "Repost",
    "entityId": "609919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78a3ef5a662502478e9c392c89406c2c7fcd2e21bffa504fe43fe7def1cf40fa",
    "signature": "0xd959841d6e125fbfff4d37fa52be93b6ed6bf02b7c81f35998466cacc852341c75107c8300d1590aa298c48becec8a589c794a44c4dc510392cd703cbf9077e41b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}