{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1273491716",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x342ad69c3c9399c19faefbdfaa8a295430075f4e6389a1d941fc96e36941c5b7",
    "signature": "0xb1b806ecbc9ba7da29c811a9c8f704bf64a60da207d9635a134c6c36167f5cb8163682644883dd741df6e113ad8f9149b0c1ac2f85337b3ee8e41d5441f5cb0e1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}