{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504868143",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f85d37d3869af3b1846086fb05163d3336963b2ef7ef66265e3a03676eb0d02",
    "signature": "0x930533ff446273fbc732edabec72fd136824131b5e10be83b2b7ab136ab0edca126e3e76eefbc4bf376b9c8041e102b988a4868f10a73f8c3a26f36992fba7991c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}