{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3af24ea4bf7d9ee31e1de6990ac51c2038cdfbd31842911095a072f8511a1785",
    "signature": "0xd6390f871cba8f74e1c3eda37a6613e76204a6e59ebefbf17af3ad3215d68edd2e0423186375b86c44bbe4ca78f3642190706e201bc0956acfa4865972014c5c1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}