{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689047458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1c73f715b9b8db547ffd03b43eee64d08c4dcb3f712be042e5628d3514b9b07f",
    "signature": "0xf54d6b723fca3e749fe8940db06a73242e3f3d34fc91432cca1d212c16c8ca2c105d7526bd40f08e02fbaaaba4d6698138a06de67fdc8383bc6928febc8401071c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}