{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "173802",
    "entityType": "User",
    "nonce": "0x1bbce147ad686ef2920d8950f860773c3125ad292833c2575ba9c188a090c4fe",
    "signature": "0x374d0e7f15a2dcd1413c3d5504914d3aca0fc1d009b61ab919de5ea4e2e24e645d8fa3603e255f773ee47efee2307d2e08afb7ba0beef4be60d6423a6d09b1b61c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}