{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a21d884d51dad7f9e8521fac3df2f40e72b15b9e1b4431e7163b6a48df2cb68",
    "signature": "0xc35d0dfb9bfb4c0945da55d591439039638117052beb36190b7cad4efbb8c6571c0f3e8baf978025d29c8fbb5db6281b133d48a0c07d0c78f5c3c1806822ea7c1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}