{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4572785153ba1592c8c57f875a6d9014698ae2eb445f9a23ccd13a04d04c037f",
    "signature": "0xd1618c0dce2a1db08c333f2306deef7d1afb379870d81bdd241b8050292cd9bc6e84c7fb9b9e110464653fc8958b486ed2ef8f9af1eb515f352729537add69261c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}