{
  "manageEntity": {
    "action": "Repost",
    "entityId": "577460",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe4a8103fbb2bb1cd6165968d9a7f4e806c906aa8329b9a682b1607c392e19b87",
    "signature": "0xac588d1a2aaeee994e6be53257bfa4303c94c4805cf03be8070d9b473a30c1c94d775f08879b58e10396e4661c09dfb517ada5b547c36dbebea68ec230a9a6011c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}