{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507971219",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e125b760e57adec007ccaf76117e8c97e4817b3732ac02e6f1e949ee0f544cc",
    "signature": "0x15a5fc1bb468fe23fc32696e5b8a0820e6837d5d8bd9a8c2f3c5527e24bc0b8d6000ad4fc7a6cdc9cadd9de91aa1e913c71bbceca7cd4ec4cf45ca7234ea19e01b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}