{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2121120345",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xba834619660a8e1c373ff4132be296159ec7cab1287b9811d68e3e36a99fa63c",
    "signature": "0x7fef0dd2b981dfa451229e65d576720bb23fad2b7c1f767322d685e369ad1d40703b0e931c1ce161dd8e4fe3f5ad954dda44656694e68f2e4379342d8cc844501b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}