{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1276851603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd40d6f2dc0a0e7fcc4228d7c271381ba119def3c042804b2fc891fbe68e35874",
    "signature": "0x6078eb1e5bcbb19300d7a2d0ff6278d86b5ee0870e0e5eb806e8166ecdffdc8245dff032c7347a97780a8d58d50a54666b899b3b39d4d846a5f696381cd4c99c1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}