{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4084",
    "entityType": "User",
    "nonce": "0xd1349785a025cf00b5d0f2f8627be4e15dfb79c9e23cef977f6acccf074b61d4",
    "signature": "0xc261ba07a45406ca92ef5a468bb0fa638d61761f4be0e6b4f73f739981ec803d48db577db6ca93ef3d3c16f9048da7e26f611be5c6ad1f1d52a89ce17872e1471c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}