{
  "manageEntity": {
    "action": "Repost",
    "entityId": "144912580",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd042b929b9a63a8267cbc6ebb5c286a915eb9779adcc0a740be26c9d926f1b15",
    "signature": "0x77a438d58d59608383af7b0354e3af2f87ecef3864b388979e4c95dfa521d8f31a2d4fd897e2b9952d848e00663dab6321767a0f0d4cb4631ce3128c44c1706b1c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}