{
  "manageEntity": {
    "action": "React",
    "entityId": "1406745640",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"entity_id\":12664281}}",
    "nonce": "0x24f720dc98504e8bbd05303f56b797ebd913a1c6896fd1c9849d0bf2122a2bd6",
    "signature": "0x3f4a7355137f52bec888fffe725c72f8f9b082b2404fa81e022fabcacd9bf7df4121dd5830d19faa3a1463c7868e6c41184de74afabe5bf161c50f6e09484b691b",
    "signer": "0x99184440Ee6a129090E49a1c231270aBC49a9427",
    "userId": "21285244"
  }
}