{
  "manageEntity": {
    "action": "Repost",
    "entityId": "737873847",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19e7f600cb6fea6d08882c56bbd97fb0d3ab68966764d91722bf57b8cc48e3ef",
    "signature": "0x9cb999c442db1c8dd21ed995774786b579e1e768314023134022dfe25eba4a360cb58cf7796cdbd0c58e2e351905a6b1f82409aa9d4191f1bf409ccdfaf5ccb41b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}