{
  "manageEntity": {
    "action": "Repost",
    "entityId": "974339203",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8a3b75be38e1cfaf2a768c8e066908ac66990bb457e30a508bfca21ead32fe0b",
    "signature": "0x6da301f6dba810c3dcc40e4f11135c9f3725ffa19f593da4c10e12158e50fab413def03a8d417980a382cf91d9192fefb8200f9b081b981d663e565d3b2a421b1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}