{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454974735",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9140d7c792a61ae3ee715e610599c3c26813ac7004307f1885d280d244c276e4",
    "signature": "0xdf49196acf3e4e2198eb146c33b0b48082e754c757fdd275ffabad636e78e7461b0e637f1f1e62d649436ce44d06a368d7af3b614a0be02b56d04e1151a5b69c1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}