{
  "manageEntity": {
    "action": "Repost",
    "entityId": "422306890",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xba4e1aa4012402bbdce2af0673d3865af6c8135d0238e184ec1bcdcb557e38fc",
    "signature": "0x9db87b60129fce8c697235f3e8276add3054304d1dc4fb2fe8d7b6b1b426ebf531bdf2cb954390750276d08e60a99ba449bd75d1045e1b08d91146440e2601501b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}