{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2129435641",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb038a2f46cd4194091184c3209d77eaf708e0219b1d296ee093cbda36b0c6026",
    "signature": "0x488d4468adf762c943f5781f9c82938fb2ea052de2b3c070346b1d321ba584f64538ac4b457de2ce25aacb0f71dd76b02587b2578e18dec90b1bad44eaabe0ea1b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}