{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6ccfbeaf22258458fa8eaf8445df1b329fe9a0fd8bcb3e22bd526ccf2f830cd7",
    "signature": "0x26d1671a319c71e73bcf1e7e09c85c35a1c2c05bf8888b611ba4f7150ba845601b619af6342dd37bf71466b95563e4fb81639b71db4d276400f28688da77682c1c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}