{
  "manageEntity": {
    "action": "Delete",
    "entityId": "471500961",
    "entityType": "Track",
    "nonce": "0x0fa94696d9836cd715eebd964701ea8794bf092810ec7bc46f20ac110da62862",
    "signature": "0xe6da5f09802d48396c996a2e01a967cece1d7207c76dbf50b98f52d5d85928653ecf088af4f712bc8c9444d41f84171d3fa6c515c3c85be7fdb300c779f40b581c",
    "signer": "0x8cAFFC42535c23aB09362B80d01A3dABc042b7D9",
    "userId": "151038"
  }
}