{
  "manageEntity": {
    "action": "Repost",
    "entityId": "756364543",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x49926796ea806a1204a6789b55a7425a1477b9331a257647c46b5cfc39ac4fa2",
    "signature": "0x75178f68f4be4dfc718a88713c19af2701595cf0bffe7c96f41c7c6cf767dff66eb56910598175cbc3237f26ae223be948d2e4cc907aa7703f542b0a8aa8321b1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}