{
  "manageEntity": {
    "action": "Repost",
    "entityId": "670709348",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e55b40d3bc3fe868263012b3add325291ed04911d3b0c69d68040c6e4bb0700",
    "signature": "0x020b40e0e83177f20d21cf777551db4f2eaf521d10d3c1baf26705134631234f09d720078b3bfd88c89d4cad7da914e95f3536f5e8ef83e11562b447b2b6b8e11b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}