{
  "manageEntity": {
    "action": "Repost",
    "entityId": "140420445",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7c1b08e8ea1a9e3ca28fcef421e72af72ce6dc9edbeab14e773bf48ef9a7c07f",
    "signature": "0xf85627a94faf30ac81495992ae992f88c29043e490e77bbc274158f69c3f3e9b45a5ee977cebbf4d2a0276f8dc7d935ad8e3c8f70dca6a2f3ee20cdb9ac075701b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}