{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1921023231",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x47b7160bb57f2d62edcf21d6af6f6fe7090dcee7e1a0158957eba6604e0567af",
    "signature": "0x203c0fceee2a5d2f3eb8f12c43077ea4fb0bfa140f2eee2d4d68b3a9304d44192654ac2d8df0eddd556d746804626b66cfb15dcefd7f5b6c5f12c641bc1515821c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}