{
  "manageEntity": {
    "action": "Repost",
    "entityId": "997890",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfa503a96d010a9fdcf4264e33fd8fd22da3733790c87f3b9dff13608226eed5b",
    "signature": "0x3f09c3ebc5bc43fca4cfcd3bb8bbfc203e10fbdb656f7420afa891c761b8edc22bd6e2796141b28f9b07e4803044d0ddf8c9ce967348a3481cb747f42cb07acb1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}