{
  "manageEntity": {
    "action": "Repost",
    "entityId": "768920856",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68a2576ec58b19a942633b9cf329dce50851e70f6a1f78b1a702601711fd8058",
    "signature": "0xddf5af2be6967f61fb5152aaa9ef376adf5a2f3ec2c1044d80b648acd94e39e12d5ef3abe588bcf3072a556afa546de4b506b25f758b71b71bae6ce047058c321b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}