{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "187397058",
    "entityType": "User",
    "nonce": "0xfa4b8c9864957138e4d3f158f9507be60304edab617204ab6e286e3ef0e19df5",
    "signature": "0xea80198ef4d0f16844bfa19fb0bc139c95d586be9d194731fa8b48444472cf3d5e61c994f69f5b5d722de68f0fef9c26421409677d6ff68d549c9ec7a84b4b581c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}