{
  "manageEntity": {
    "action": "Repost",
    "entityId": "764895905",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b7aa28dc3a1819c8ce6b73fa970b59411daabf9c92cc535ff17fb88a9ff78de",
    "signature": "0x04c142ac501383b497bcbed466c1e563dc4f37c138d0f8c9de7f9cd3a80eab7620bdca791ddfdca1bdddc197e7ca75fb7e93b156a3825759d1aecfcb1f574fcd1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}