{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1232949968",
    "entityType": "Track",
    "nonce": "1790423971067964735",
    "signature": "0x5afff5eca91eb689e2fb117fdf51e10a19e3341bf5d1daade037676380003f2a0600f0099d97e01aa79e806bb69a418efb62c3723219385ee44bd3e3398f5b381c",
    "signer": "0x286E7ad8f9447D0112953Bdb1684A4b4192ECb76",
    "userId": "57482956"
  }
}