{
  "manageEntity": {
    "action": "Repost",
    "entityId": "737029",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64ac42a346508d3a0805a7bcd5787d6eb2c53d49a4dc265bc6ccf3341694ffe5",
    "signature": "0x3b7949261ccfdc66d63627338f7b34c19f8e2a7ce3a8552d9c7456bfbd1412027f9c29dd29c05df1324db6e4031f7832e8daf386d7f01399a64de72d5b328e871b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}