{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1478769857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x634f6bbee937761d13dff55b5636b7098a647a64ff72b5ce0f41b24261deb2a6",
    "signature": "0xa350edca6c84322ca395426a69fe71b917ce971b37df615c0eab18fc8512dd5b182ecc6ae218dd7449df8b3e63d07a5f0993f1c4a96b41e0c191cca0df7d451f1c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}