{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557416360",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x91d5da0846694f5962db972dc90d11e25ac50a85f876c10899e9505c6cedeb9d",
    "signature": "0x3dd59bce0c2ba04e5c1ef035000fcd17a1947898723a1d9f0e79e5abb59107e478bca61c2689f60527b7b6879cecfce281c6e8fcae1b67b80e63215256b6aaff1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}