{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1213208564",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc81b3e25efd751421104b4a045ead876cdc42acaada86cb1fd4b1d885a58b046",
    "signature": "0x43857b5accce322e44d95e5b3fd4c8176715563b225e38ae7595143b7bb44de04dbcfce45f80c7ff994fcfcb4a3c73c31a4b4e1a29bdfd8fb517f04be955ff321b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}