{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1129513",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x44e960f217706ed20ea85d00e0b5a28f4ca8c5f34dc11a1889bd5c63ebac33f1",
    "signature": "0x68dd30a133f13ce70669df1f9fdc182b280b5a137826d7d9022abe6a812f19385244e830567fa5f20b58537328d34b753cb0febae52a1faf8d064b4f29357a881c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}