{
  "manageEntity": {
    "action": "Repost",
    "entityId": "651444589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d1236a4acbf436ffd0033969c9617da57e1e87eeedc8101436a4cecdb15d018",
    "signature": "0x53f2007a2d6c3e8d1a7fded6837dd610759844f134468139dc5e78c1d4aea69459841a0a89f2ee71ddf97ed4351a5edf81cee42191379c784552dc05b59f0e321c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}