{
  "manageEntity": {
    "action": "Repost",
    "entityId": "4787",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d487106f1d1216aeb1a73d9e1dae6cdea83135ddb3f7054b1391b7475a0fc84",
    "signature": "0xac2232ebe6ac06895f5171abacff2bada7b3f7baf6b2b14e9b277ce72422995d5957abb3c459483c5b11427350449dfac806d64982ed8a0820c74f250910c8ee1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}