{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2129414338",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a01d7f14f85566caed99fcceaddadc69d1e1c07d7ca220bc2f193a4e9f94f76",
    "signature": "0x1b08f615ab9cc812ca05f9b600e1182fe9a635c5dbd4f8798b3fb4d64ed1907254286b984f8f9e1876c613c8ad4eee1b488bb974bf189e742a3fec07ed7265d31c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}