{
  "manageEntity": {
    "action": "Repost",
    "entityId": "305038301",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54027c54f5bcd9b2a08d3d1e2f29a3b069ffccf260bdc60e37d5fdaf3a3fb91d",
    "signature": "0x5d5335664fdf4b1f38e6e39670df5a95be6a0c8be1eac3a0033fab0ceda5bcb84fa8cd3ad2ef3d9de347ca16c192a36502916ecf29428de6978c21880998db1b1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}