{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439332163",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x321ca2a5349a688fdabc7dbe6b0a094c024109ffb6977850483f13bfeb321144",
    "signature": "0x4cba437946646b25eb89271106fd02f3cb48f749df92ce5a59eddb1403eb6ced5e0355ea85da1782cc77905e3a29003b61ed2342830e6cc3fb8573cbb666b8f01b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}