{
  "manageEntity": {
    "action": "Repost",
    "entityId": "591213",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x669022e9bec945bb0a62ff66ae84b1f759b04b7f027847d1114efadebcdd0826",
    "signature": "0xaddc2f8d6375fd0b4d0211d89e90cbd41bd0c8737f69897df59a2e6129ac89e0665971f5c37daa1978cf981b79a2555fd540dcd37f687ac18d0302b3b71bde4b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}