{
  "manageEntity": {
    "action": "Repost",
    "entityId": "555014610",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc2ea489dc51e8929ed9c977e55f967ebdf11fe6ef093ebb97263f2f58a2029e6",
    "signature": "0x7b5220818b0a4d97ef1e93ba184534c86e72b0857330c4a57475d12c44cafd3750533d8b0e43bf3364dc7ea9b941c4645c615fc85f9c626a4ef1eae1f8e808c11b",
    "signer": "0x722976Aa98e3980058574d0A75E25e5FEcE8E48F",
    "userId": "40115"
  }
}