{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454690957",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x221b8d71adccba27bafff186ba751d0b049d951892704db6e95d1891233664b9",
    "signature": "0x77df7de3f737905f82445c716f34b999f36bd520c1d5985aad9d0e0f5243949a43dddf27b3203750db5651f4d9c6f18617e1cc74e50effdffd17bcc25665d75f1b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}