{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101181",
    "entityType": "User",
    "nonce": "0xc546fa55cf3fd603d001daf0a0a8e6a15676f03c655665848c5e1cbdf7ab145e",
    "signature": "0xfb64ac45b8d848e09fc743388894b9034a6aa7d44c27710ab2dc4acf0ea548fa4b4b8e24f8e056f3acc18fcc999cfd36bfe1c832000a8d114ecc9362c6d30bde1c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}