{
  "manageEntity": {
    "action": "Repost",
    "entityId": "385627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123e7b9e88e7c592f820e873b5ceba13a1eef5f7c580c40452f16e90c9abc294",
    "signature": "0x4bfd0531b0ba2c9c2652c4bef6a56b112c20c17a6955eda21200fd9e30e01b8a2eaf70d23e77f4ab3aa2a752ceedd0fbe8a02e24b4aa1009a6b42644eea5f1c01b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}