{
  "manageEntity": {
    "action": "Repost",
    "entityId": "508301",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdf4220a70ea7f12a0d26138dd3ee321a6be330775f94bfe94ecd475625cc2754",
    "signature": "0xb7bdac6c6f6cfd50badcc7cc0f85304f07a4abb90376089db0f4cfb177f00e565c4656b76e521d3943cb31a6675d6f027889ef31a9170a7a85c6f5168b9a15961c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}