{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303758391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x63c35deff3fc994ba80077d05b5beb9fdfa183c58a7b66f6a9783f95da7ba057",
    "signature": "0x070f04b82960a0c7b6c297752e1096eff5bb53eab96ec173762e8cf9d48d9d356b66d4c07cf658d1445fe88a1790374ae746f06dfc824f37cba67b8bf9534a0d1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}