{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xaf70f23b5bc87f0de053f8d46ab2fb64a2111de59bcd6ae1470686c560930555",
    "signature": "0x5782167b9903dc415cb39964a681b5fc2c41095ead6edfb014ca4dc0815aee7a3144082d3b7959e8e6a24ccc13fbe596a51a30edf1dca5e3ba4cfbbe3aac14a41b",
    "signer": "0x64F598C81c0625EA190d421bEe9C604A9EaD5ea6",
    "userId": "462839245"
  }
}