{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557303947",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1e0bab5d9a57b585353c30caa3c740b403384dc044542cadf4d4f1ff359f21eb",
    "signature": "0x38e29a5b8f1a2fe01f177f468b1aa7137027e8a21de26d2c0655ff5dcb22d564788460004d45e30eb0cad01ad4146d0fb3715161301bba601bc3958e9c7040dd1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}