{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "167286",
    "entityType": "Track",
    "nonce": "0xd0f025ceec3b1740d578c2f2c9050a5eb20b2b17723d4328d6cc15a0a7e77de3",
    "signature": "0xbf36e259153d4f1f90df6ea9bf3ef4275978f08f556f6a7178a32107b5d663e66c7981208228483bf2e237c7c19c2093cfb8fa3ff3caddfb7cdd8b8470b88e821b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}