{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900901343",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa354cf3cf2c5c63726ec89c612f3087701c5517e108aadcca66d508e4e883d69",
    "signature": "0x335d9ab03e7b2a22f00769f9911b6013bfcbe791c3153b0255d804cc438641b053ecf94848115835faf0b880933c86ccd40d2d3a4e7b39a8067fbe0050011c6b1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}