{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x79c288735d8c9783b4f395b0448a86d684e2abff92109a4cb2163c82b5d094f1",
    "signature": "0xc4e209ef71f963b626944bf0aa307dc5e2c836450b6334e0eb03709dcbf11316395a5118581ab18cb263d9411a63e5bfa6a9509f95caad4cdac7feefee40abf41c",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}