{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1047224572",
    "entityType": "Track",
    "nonce": "0x137846c185dae9d6ff322aa717281c17d0997f162d5dfb9a5248861c8eac163e",
    "signature": "0x98268e1c60fa26963669835c6116bc2fc071df8e3f47083bb20809eaebc9ac3c3609d2d2ab7b9557a4749098c1f1824e48d45d48c62ab2e6596f249e1f6daa5e1c",
    "signer": "0x5a4438e89bAe39C389c532E8F158656595AEA027",
    "userId": "242054907"
  }
}