{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237684",
    "entityType": "User",
    "nonce": "0x301fd6ebd98f6cb3ae601e4710c762b33d830294ace2235c709fa7d07e3fc37c",
    "signature": "0x4fe42da330f702c24bfe847f89439378919217940451b8b6552855aa1c515ec142bebcb0891d80a90c4e1952cb2196012004f614a4849f9b5aa9787030c911011c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}