{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2044",
    "entityType": "User",
    "nonce": "0xc6e73f77e197497069f00f7618b08a7349f3f8018e0bd045bd28bff69cda0327",
    "signature": "0x1778eaec6e4ad85c3e120119b458a33d4dc914c4d1a498f84cc358bf44c3fe3359fc164c09477474bbedfdff716a31388abc30ed46a44d7c3f724b5b57f8dc451c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}