{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1878245892",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ede1c81cf316b8cfdea9dc49deec31ada47f9b1807639c364ad673a6abf13ca",
    "signature": "0x442ed076b4bce554d162704c05739dd1600e420a1059eef42db55a1dcc7259b249e71e19a0ad87b4f074f434887af1021ee21ab81e485fab62f7f08c2fa77c2b1c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}