{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554424621",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ae06608fa477457620854e8c4fb3e52a1d9f1021d1c8ac7ac6988e7bb0ad609",
    "signature": "0x92c95b4676978c27abf118eaefc58a5fe21a54ddcf05d59f7fc3a221a9b84a2f5c1fb3ffc76057a60abf58375fa3b31660bcc002658b2e9fd67a78a785aed6d51c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}