{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754646361",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb8890fd95289fd85dc9d5f85d6372465d52cc9150212dd9fb9408a6946d8be53",
    "signature": "0x624badb68418a5fa96b4a51a5ec2f7dd0e50550f19b260bbcdcadf78238e669f12dfb75a2637e24884b7f824ed10209f00c3b319c01d5d0481bc9c62c82c277e1c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}