{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1552587263",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbd3b6e16f15b0d202de02e56cbf35926d0d77e59ee8f173ab6c79d690251e389",
    "signature": "0xac8df637aa3176ebe90b157a96c953c902bc10d6e1a579ed078b0d3f3bda2f5b55555fc9e9324baaf2fc539495f2a344819a1cd6fc473b576afc25ba44dd30df1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}