{
  "manageEntity": {
    "action": "Repost",
    "entityId": "293474",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3f221a9b8392ffbb9f3fad1bbceda3f37e01ad6cfeaeebc3e832e1fe19927778",
    "signature": "0x4a404b29987003d9e9e7c3923e8d47faabfba81ccd8d0a9e780c57b3561270260b1f83d3b1b9696033d49a8297d304ca89d8ab78877d33c4d77a466292c014c01b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}