{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "682194379",
    "entityType": "User",
    "nonce": "0x143b0bcc030cb735895a49fa501640b4641d367cbb8bef98cd54dad3efad21b3",
    "signature": "0x8c62164e9f4d377e54eb5db512621e1f9adcf5ed010b960170bf78b9b80f4131685e41ed77f5865f6d03ebe39211afe990406638826e39bc914a6821d3d9d94e1c",
    "signer": "0x0207036e7bcdc4BDb419416998955cf4797A80A2",
    "userId": "347133559"
  }
}