{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554866529",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2756ac2cf4bc20d87b19c48f0601b31d69808eeda2a99b948fa64014f80fe26d",
    "signature": "0x4ef1140afc9fdc83e8640e8e3ad2ded2570bc87ba9b4cb6c374d0260b8a67afc7330fef15c4b35389e1f012fda973069548a3865160a013809b270b1dc65f0801c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}