{
  "manageEntity": {
    "action": "Repost",
    "entityId": "538764",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x40675a05bfb9068ce7e96580ede609b15870794854364e1098cfb6b9f52123a1",
    "signature": "0xd5eecc7ddf2037a7dd12d8b6119e90ca8595a09e1e7b65ce6d90f0c1a10bc7284ed998491a1c9593a9ba54568763eccc09c7dba6fe00b708c20c5ec8636d379a1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}