{
  "manageEntity": {
    "action": "Repost",
    "entityId": "723490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1f72c395eaee16fbb0cfbf2eb875d3624d8987d81b2ee3e315489502cb03108",
    "signature": "0x346ae0f4c009058a935be7de17437204b292e15df1b674c945ab98bfb163e7ec724fa8a1599b7e4fd13778e4beadb4225241286ac455aa5d7465cefdfe779bd41c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}