{
  "manageEntity": {
    "action": "Repost",
    "entityId": "506417",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x951ba902d55ef6759ac1a572ea29421ab07b2c05c7fa0dd0cb96f8aea6ae49b9",
    "signature": "0x32655ddc98636efc0b927324daeb555b13f3e148e6cd1063bb76948759cbf2d124ebc58d9c2cddec5848d9347bb94e74739042c88d638e157325a339e41704371b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}