{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1238464543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8b02cc0a4e82094f5f5f2587aa029a8cc2296a77b5129a634c446e26717566d",
    "signature": "0xde7cf6efb89afd9fb5bf9f43d08cb8a67e58b5c5c148f95544ba1f4ffcb28b6a0ed95c29dbb24b04bfd7908ee596427668385b974016c4a316203342613940211c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}