{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516083",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7db059e9517a1010eb672946971247ccda02e227469de62f97ea83275009294a",
    "signature": "0xc0c9cb78f8ddb5fcbdbffdeb519f7829dea8fbd06db217ee8e688b1f4f3043c10a042b531d4027cec90d3de4902e40a99a3c6bd0b9367aea769d04f1f1050a651b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}