{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1338560677",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd2abd8856d3dd55b74adda21e9ab9552c240eb22b19275880fb8e6bf05578034",
    "signature": "0xb45e1c09a1e01e5b57b0b2a1fe38b8245766f0f414f1504046bd56b64955e5151a49ccc6f0d7b1d10c830bc33d5dad04e57c74333eb78c17c82ff54a2c62d8061b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}