{
  "manageEntity": {
    "action": "Repost",
    "entityId": "743402324",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd831c3808a847a1b0e9d8c0cfeec23e84e4f1cfeef68daa92eb354c8cbfa1cba",
    "signature": "0xeb6ca1e27fefc9b599c3a663a1055e3977348d0e33ca78b97184e83d801f61a95183467eaa69fccb0fe9173118933cca12b5573dae2ec91a4b8a6c966a71100a1b",
    "signer": "0x94072C091E5edAf7bbccf2aC8257a1590541a307",
    "userId": "987917854"
  }
}