{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1333808352",
    "entityType": "Track",
    "nonce": "0x77494810f97cfd7391786acdb3dfc1a0b5816066e406387ea2049779e5781064",
    "signature": "0x8ea850ae92f6240a4cac48df913c57e1d377b838ea272b4fb7a88f93139d05ad2054015a99b7a1641125c765a07a8c22f35004da9087f4ad7c61e3db2fb707411c",
    "signer": "0x6d5F0ab3834a969A58d2cd4961d64d0E609D0ecA",
    "userId": "219883"
  }
}