{
  "manageEntity": {
    "action": "Repost",
    "entityId": "40021278",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54b28123de70c5d453c6917d2f28d1c4576bc9a33263c6cbc0ea6feb50f56b32",
    "signature": "0xa1d1c86358204dcd16bfd6854a3bcb9c150ec2dbc7578fb04cfdf50ea80763d479d3036df6479230e9a678e11599fe6321f8d37d5d7b42b1bf98bacbff7507af1c",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}