{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600886732",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76d6fe7ed82610201d3ec037aa616a22afbbfcaa27518040b9fa025e9f891440",
    "signature": "0xebded469bbc3aa143b6724f0ef369f05f692091e680d2c41bb0250d0b381f88135e0e61afa4e60c6fb3da7753b67fed6eb41f10bc083c233ce90eeb2265f9f8e1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}