{
  "manageEntity": {
    "action": "Repost",
    "entityId": "840391876",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90e01a3a818bed8130154ed38abb804645e7ea98a4d7c654e2216948266647b8",
    "signature": "0x1b04e921037c9fda1e0e3f33d105f75b6cc00084b843d800a6b6dab0edeac55f3b480ae37bf47cdc36a4ce6daa8922b63715924e3419f2db380ea75cf1e4960d1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}