{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1423211136",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdfe1c5b8bc98e17fb924b61627aaff27a5f0d5a06cf563ead19dba057367356a",
    "signature": "0x3ca9a9b1f83b887b434a1ed1e732a772851cc6fdb725f9c6bdb7738f6e411cae79ec500c8e15ba5dcd7a5fa3b15ab17b09ccd775e90275825a0d6e2a2aabff301c",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}