{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550631904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40e006900c02e078c969b731a79b2e386ca7d1426abc31ea60c01179f89e9244",
    "signature": "0x1fc9d9e0133732be8ec77a40c01f6a8cf4f309e98f75543fb105ac84f5c03b7356d46190546975b6ddccef7a554e50ee7afa56aca7e798c34308b769593b9d091b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}