{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1904438216",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09d7b94e6cb24d92501d7870d0af086176f58809625670ddb5dba02e12a74562",
    "signature": "0xf9d371a0edc060cc5cc2f2603a5f63742785829ff773d5862d0b1d18bcf834fa0a684e34b992637f198d65c173de253836c9df7396bac86c296364e147b028f01b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}