{
  "manageEntity": {
    "action": "Repost",
    "entityId": "876811609",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e471c3e39900398a6659616d9e6a4f8e382c74db89d5cbb47fcfe528edb5d11",
    "signature": "0x3ffd2923cefdc2ef3e2af596454ff063fb7a2dddb0142263a7a88ccdad99bac30030dc26e04c16ee575db717cfeba9a03bb57da8495c6c681db6f51bfbe447b11b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}