{
  "manageEntity": {
    "action": "Repost",
    "entityId": "129808832",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x406b84510742cf99b6d88edb64ac52a3b8947f300dd7095f84818160c8226b8a",
    "signature": "0x7fe2be740be178405acd9e9a071f2371f635b50c15caf0d6b397ebdb0287ac9a46aebddb9e887b9a41c406c4fbe461358daa2ab78f5b506f22e9b38fe18c5f1d1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}