{
  "manageEntity": {
    "action": "Repost",
    "entityId": "42738835",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1de31121a01f4b2332c10b509902020fe19a04dbb10e2c65f8391be4322da4a4",
    "signature": "0x6a5a00f1ad9d129589d529cc4520cf80f41564ad2e1b0f8b37a686a02c9fdecf28c5dbb095665e295bcc1c7731f6f652188fe8424b95a2f6639a86814acd90a51c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}