{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489516877",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc065cfcac53b2884ff541e54415144bcfebe072ffe6cc1f1271d21152fc2f769",
    "signature": "0x851d0e6abfb0422b963862ed3c5d595ffa0fe07018ae45b2a14675a82184124f69c6e325d50eeb9a39dfb7dcf530343fc38bb2db993a999e0ec1ad96dcd6d3251b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}