{
  "manageEntity": {
    "action": "Repost",
    "entityId": "999019387",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x259ecb8f89bc6f32a9250865a4035a25792e40d2ab659b39a4d0d5b4af31887a",
    "signature": "0x8d75dad8279b73d8670d50d1ff2d9f46eb1a0fd1e78477091d42f53ff415cd065456e73d038ceb33fb231e839bacabdd9f322816bb5cf967bdf293b5b94dc4411b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}