{
  "manageEntity": {
    "action": "Delete",
    "entityId": "914198123",
    "entityType": "Track",
    "nonce": "0xe2b5739b43a999c5697594fe101ce88c651234dfcfa506969c9a7526e86847cd",
    "signature": "0x102055e2f249e4acfabd8dc415be3f63f3ae0322770e6b4d8504417a81c9e0d5256cba12f97db5461faa87d4993899a26e1569e6d1072a051ec267e801149f981b",
    "signer": "0x245711d6086c39C405d71B335A4D351177fAf601",
    "userId": "402829403"
  }
}