{
  "manageEntity": {
    "action": "Repost",
    "entityId": "190003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6e01b3c6b906e0de39dbf95fad81b6adccf7acbb81a66d508ca0d75460b76911",
    "signature": "0x182543cabb8d98b320a2fd3e10db59bb78899c082a1aeeba74457a28d059c49e2606aded5bfd17c3a5d31f2b8a2cdb67979e46badec56a7e37a543f6700be7c81c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}