{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854775",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xec3cc404c8ccf383b7bef7c58ffb6fc748344383e3798942e2719d829b0c242f",
    "signature": "0x575869fbd1cfa328709ea52194c190758a417038752ebc1004dfac9d34b900555b76bbe98d72a272fd72575b131ac6bcc3d5c58ba3f9e426a45e5248313479411c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}