{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1578044356",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9dc631de5906123bf229b85ca222ea1a18ad66426704cf8dfe2be66cc18d90c9",
    "signature": "0x565ea064d0161905d8779989722d65bdb08e342bc68bfc99637095a4dd37cb6b098fad879c2247f3dd9c5bee6cdf32bd3f5f664a40269b68adfaef11eb2c804f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}