{
  "manageEntity": {
    "action": "Repost",
    "entityId": "873877654",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc3e765340af569a57496b92a31ad8b157b00db2f0cd91d7e6c61a3401ddfafc5",
    "signature": "0xca2e7c6d2aac62bd01ebd3eb6c7023befd8c47b40423163900d8b13e2d26fd1d1d6f0f24a823678b81befb8d8157d5518ba5ae5f404751245c9ef40bc66848351c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}