{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664536",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5cee7f79878c55098243a0e03a803eacf7b8c9ab7d0e38286467e21a3b606fa3",
    "signature": "0x42f2ca5c0038aeb5518b40f687d02c0df59ba6f9071ebb0e270e0990a06761c53fea4c143abf88a72201d64feefaa546ce0ebcda39508c9843a9db590d8a27371b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}