{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1459117502",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf52f1e48e010c82094334ede2b6d78d852d5eb7bb8e6e131133ef76d5a5221d",
    "signature": "0xc4f5dce562d31f7968f77498800ab9324fdebef3fb5ab4fefc0d702eb72c674e1c17f1d416427e71b64612f9f8121b3d890dd8f7f2e85c19d8127ba9c78d3b2a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}