{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499441481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xad46412a57f6480ee0cc0133951d17f3741fdf3bbf02c277d71a1f8145ee4e11",
    "signature": "0x0e54dfa5adc002025b43f8a97e95b1a5824e8dc701473ca9bb373e9b16462d5218d21387d0032d074d658f4c7494b19423e9e2e03fbb8de05e314dea3ab329281b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}