{
  "manageEntity": {
    "action": "Repost",
    "entityId": "490883893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d212cb91f7d1bd02c7ea19c685a0c18c506ebd4268e02709e3b75404c4a5bf8",
    "signature": "0x051977cfbb88040f12eeb9edf61f6ce7b746ea543a9f26ded848a4e60a28c1233f57484d16d659338985b64287e072a4114da43ae637eebe34b42adfd1fb72ba1c",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}