{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1503015986",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf0998a2312f095779edfc2e3f77f6e967f19542f1b58ac4cc2cacc7f9b3728b3",
    "signature": "0xc064b0f3e8a3989df77bbf81b1b3b7d35fca96221b2755aae672c09558eb927b640acb6f8761899fe470e4b83dea7ca5a0b95d061cbe1bff6fabc1f1933673671c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}