{
  "manageEntity": {
    "action": "Repost",
    "entityId": "212499373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d6c17b7ce3aacefa74c4a8f747517cda3a9dcaaaa074456089f49573631c135",
    "signature": "0xde912ad7c144a7426bdec7f1c58f3d53d5fa61ed25b40540bbb8a2a397e668fa0d5a31696a16cc985eaec30286c9290320d575b468ae0397ba5445629f380c4a1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}