{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "2127513471",
    "entityType": "Track",
    "nonce": "0xca1f60dd592ce4d509d28d179c59de7d66a6c57fa18d2111f6f52c64affc08f0",
    "signature": "0x7e25ccdec047bde37da0bd7d532f4d38f3e9e91f981062bd56e788a5c16a6a141d829eb3a73d0632adf4c259659873f0f669cb773f40f7dee04d7901f5fd6cd01c",
    "signer": "0xa22176a11BF6703EFe39D488aA7cC06aa781C44A",
    "userId": "633924738"
  }
}