{
  "manageEntity": {
    "action": "Repost",
    "entityId": "339542433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c67ec2f641e9648b3ec3b3bd094272f44adbc08c3e050d9b638abf8bb34d878",
    "signature": "0x462a2b2a37e51187fa36b1df7207befdb9ff54895a5c5fceec76a42d6534b406188e840283f7ff1e8b780d1a330d31e54868b5c66038a9d3f72b47afdcead24a1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}