{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221397",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x411305cf3ee7ab0022cd8aaf099b01a8f7f681bd23067004fadf0bc2b5d6ac43",
    "signature": "0x1b8ee9e9ec8536f8d47610f66c4831539cb6fb2ff7141af06e4f03547962cef8635e1bff74802d39356a479e3d17401304599588c9a834aad43a4e0fe4d31e8b1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}