{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67405094",
    "entityType": "User",
    "nonce": "0xc5ef5fa6c816933d1aa096cd65ba6e03bc4c573677029e4cab996adc57b95149",
    "signature": "0x322b832c12ea5573f1ef4d95798c25ddd62d7a419a83c5b835df7811504a09e273cd7f782fa37dca31dd3b102a798a83d6d4094ac8a76a67d9f7a81f6cbfafc81c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}