{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55086",
    "entityType": "User",
    "nonce": "0x5a1fa68c944d11771b136db03e33eb27b64fc1273fce1abdf557db5f6a002722",
    "signature": "0x20c8786a8a4d0e27d31647836123ae6af5e1e41808575c73c5aefc22a2c64afe5902e044db0f1188a235ff51a0b2ad9d2a64760df3758bd1de81ee4d322aad571b",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}