{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689834908",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbfade2157144b2f53ff8c82d4be5c5c96131e1aa5ce85fd1b060829b9c2f9dc0",
    "signature": "0x7de010f3e050a9c08e847e2c90074a29c165959ea60897d9c5172e963b2a0d9232a580ebcef478e2439e7208a18fef7f74d8871644cb3ff24e7cafd3d5649b3f1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}