{
  "manageEntity": {
    "action": "Repost",
    "entityId": "507839237",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b645ec7ca71a50a53cd9acff1f04029a89ff7bc9a615e46e4947cf8f2fa21dc",
    "signature": "0x8b87e63c0fa255c0329eeb3a2de707e61bfa4fe76c40f98e30ecf400baeaeb8e52a46a933efb426cb1011fb6e7186e91d0462e9d8e4f53bef2c391baaca70f901c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}