{
  "manageEntity": {
    "action": "Repost",
    "entityId": "877461744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6dface8ff361f548e24279c9e29e8b7acbdcb90c9e7e9ae150e6257ef2eb83ff",
    "signature": "0x5f7d532ec68331d982039dc39e591112ee47a3533efcd167b963b7112429a2812cc03a37e68153616dc7a9adb5cd3ad9350d97273015800ca70ff56616974e7e1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}