{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757104",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd575166358e0de7efcaa702e3581a2bf3a4e58caf1b6e71524c5684c343a1fc1",
    "signature": "0xb6e13eb4d2f66c463cc56cd5244da0ca1337f31c6742e67f19b13e5fb328429b3ca9cf2549c434c1c4ee84d5308cf76b592d60e4cc10aaa188be319b343bdc4e1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}