{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69868",
    "entityType": "User",
    "nonce": "0xb6470f5ebd2afef0546c50e457c0a08d639f27dde719be09fae60dfee8b5eb98",
    "signature": "0x0680f49dae8312a82557abca52d29df80f9ae1a7aa249d8fdf8120eb5ae6e364016d5dde41f1785057853108c5e5a6547fb341df4c6dd43bebcc078e022dbe781b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}