{
  "manageEntity": {
    "action": "Repost",
    "entityId": "748030851",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x21abdd25ce70d607503b96e4d5903166006e8ab32982cab0bde6fd79bc9570e0",
    "signature": "0x3e4f44560bcf82ee02858ee400ffc72c22d57a91dc6d2f493e2bd9864823e4ad40aa07a88b37a3611ccc919ce98fc9712c4ac1c4304ee0c4e6d68807cd9916231b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}