{
  "manageEntity": {
    "action": "Repost",
    "entityId": "543020011",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x15a69a35cf31eca27716cc256e9fbd506d5df3b40f517bece23f05b099af85a0",
    "signature": "0x14d9ab19b4e9b1d8659f7bd32a1962cf280779794e8777338c03a1c22284abba6d4745576a369cceac9fc51b4c72ae1e8bf601666c101c896208f0ea73489fad1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}