{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108562",
    "entityType": "User",
    "nonce": "0x69a59803f3128c704c236a1b364389032bb35f69b0a629a4be651a88b8deef3c",
    "signature": "0x06d0badbe4faef29ae044b9e8196fa32a74bbcc8ad85bd67c4f476ead201842e167f582cb843fe98daa3de1a7f491cc582ce8355225da27be54521d1b03afd9d1c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}