{
  "manageEntity": {
    "action": "Repost",
    "entityId": "704455255",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9aeaf3ad9107d68573b4cefeb56d1d8d5a3d5b867b208a879af0362da3b091b1",
    "signature": "0x611c23418f3a007a16a66d34f60b8502663893a4d263ee2b716c29d4832e38c2186a59a54300bedc2737a9dd9dffa4b71edd6877c886f5234169cc9a3ed0ac501c",
    "signer": "0x28945B345Dc8334c21B4e932dA506ca6Fac7e18a",
    "userId": "290283513"
  }
}