{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21138823",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c3badd58058fe30fb38b5b46fcb62dba4ba1e82783e667aee0ac8654d58e754",
    "signature": "0x32b7f370530adf444f1266d87d73ee0df37dae07ca46994e5670e025db5b9b717d9fba1640710c65cb5b8166bde3a6bda60d0b622d794eb068a5f7d56e0a13701b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}