{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689918738",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe66480a5f63c6cbfecb43712726ce351020119e5fba69c6ed78467bc155e3aa",
    "signature": "0x1c05993d31fb5961a38a03bb4d412fd00f78becf5e271e4732a05b15a40f33d91c65c88e0ecc2f924648a6557ba70e721c6ed0415221d36067eb97994c044ff81b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}