{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578337292",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12bbfa923ee717d349e1915608b9576d2960058ba4d398df14a15c8da5c1e3e6",
    "signature": "0x071e75f2c221460ada5511fad5746a8ae28b9cd9fbf7779a4cdbeba34389417554b78549502a398d75fcc9037ea557a8150e02399a0e77e1868d6090c6123be31b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}