{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439904141",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2f2462a02a83a43afabde23fb209ade42fc48acfa7b436ed81feacfe114f155d",
    "signature": "0x171f4a2c44d8a3ea5dff0bd171fe1012c41f50257040a518470bf65bd01248fc5f9409c473521a8421db74ff122141fefe9243f2003e9bc1ec2d2016739302251b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}