{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x07a59b72a1e7a68bd3a952907131685e5541f06f107ccaf39f9e8c69ae49be99",
    "signature": "0x6747780953776e48ee5047310c07b53cf379cdd934f5d15dae926785108995734f45e667b580f0114670d13fafea1b9f2cf1fedf180113f6a139496e317ae81f1c",
    "signer": "0x2eA69295eDcdC9f8941Fa95AD49DD39D3840F43b",
    "userId": "849918044"
  }
}