{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450190671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4a37e9a2fe78516df571be5a9a1fa278a4f66935a6d97c66b3519c5a231d5852",
    "signature": "0xc7cb49c0dd161e3c59a105492c50122c26a8ad17b054efd639d08b1e2e60af7255554ed636b7beb3b07a28229c4b71dc4ac816fd81f53a4fd4e514a1a6e139701c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}