{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0x2cc3e9aa8e4edc16e03e6b797bda09381f1a49d1f70657dfa1819989447d4866",
    "signature": "0xcfe327e5dd4d2920a594348265f40babb002ddefd171a0822532b8b1d8f30e0a59110988f169308951a3c28240621a45548a65265c17cf78379aafe65b73c71c1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}