{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0x91de59740a6960640bc8c2e3c41934383ee6696d00b55c5f297fae774a2a5679",
    "signature": "0x9b74fb57282fced65e608fd62b0331e5e80e085831ad1eaab10a0ba4f04b31854c5fa9beec34dc837f31fb25aae89ec7898a4cc14921fe1855c3176dae43462b1c",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}