{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657123861",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x41a26307565320e1b9d656b0692b0173d8b9ad20919f387f08da3d5d24e2aecd",
    "signature": "0x544dd9316a3df48b7475adcb660773d606d6095633d6bffcf73463f3c645ddb509cd32756c5cbf0f7209635aa10ac74b31f6f987057bda04ce446c4ca5c12f451c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}