{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851278880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x87753eb3a0655e70213911d4a694e5495bf0baa66c77d9b97b6b614451ca3a31",
    "signature": "0xa1720d2be3507e9df2b303840ad34a459328f1186872b9b92c0281b45d5a168965454116e08d1de390adb5dea2ae02e3e3eec7c6a4592d57d1f9592de972abe61b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}