{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554811260",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f368d662ee5683d22c06c12e43ebd74f0c193183b8ab4d1c3ef2361fb486e4e",
    "signature": "0x0431b37178523140b84530f185c34f46ee551a04b7815c83e1915877a84332bc4741503f3eb1b41c390b4338a2560b45030725fca4b5112c6a410c2322e724b61c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}