{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1253751458",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f68e3362d6998fb13bdb60f4a47c62fe09e1464cbd49be5a1c0779aad81b957",
    "signature": "0x355701436e1ce33d253c450b70d60c8635c03dd9376c3da968b17c79101c670e79c653d2d0c4f9bafaeed5254f19e22d29dcaebd918edcf04560f142239d3fe01c",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}