{
  "manageEntity": {
    "action": "Repost",
    "entityId": "421346731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d1855aba2c370cbc2a76156580864df62bd0044ee51a42e3653283625067fdd",
    "signature": "0xab6aa5fbf5fa80b54c898695a63ef738ab58fad5540a6482091e3a9a1d2aca8f721bf5d263c7460f9bae91cfbb7e09847789125a3c3d1f15d7f5022ea82fe90a1c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}