{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1542859165",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56a979c0f00f184a9c8bb597ad3d379cf5e269ab919d88ba225d3298dcfe05b0",
    "signature": "0x16b391940cf7387a78a38b901240869594194a05e4544e90b29df9f56d1562386b65a7a5b2894e7269de7465c606df7ab08ce5095fa2bb0c0ef8201cbd86da631c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}