{
  "manageEntity": {
    "action": "Repost",
    "entityId": "591250",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8daaec4c283ce45663c39a0f341625be6f48e6356f6528fc75f641a097ad1207",
    "signature": "0x018dc1f3304f38280433e3f873c7554449323c51c3d79683a5f92eb9c774ec54192e345774132757a626a33446c38ea8c7a9ef484c9f0ecf949cbdfc81d58a081c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}