{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545538",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x94fdd0db839d08406559a0345eaabf4a32eddc24aeab2b6b155d69e89e84db0f",
    "signature": "0x2a44f4ea5193b793ddff1eea12f3881d8f450c729e67560034cebe30f33393f80bdc48bd5e61726edff47d64b46c01cedd9ca989ba37d1457b5cd05c0b8d24da1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}