{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x194cebef508eb2d43e1c2a013502d90d237fe39ee2e13670e47212d03ecb0b93",
    "signature": "0x40003eaf2efbc38dacb7b98e4a95884f3106fe37c128bb2e2888a66a7c267f4b07b1d45738b3246aa149318cf5bc6c42372c3557a417f7cb259c9bb553e027041c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}