{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x26c643d2de57ebc622f6e17ec192a79cf8386f6685260432150650ee3a7c9294",
    "signature": "0x3422402b8200e2c2e0f6374bf3bc4a9e117c181afb04601ab68411140eee681e3dfcbc3154eab27a6dc816102d0db395513b01c1d3e0d837f440cbe8a490b9941b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}