{
  "manageEntity": {
    "action": "Repost",
    "entityId": "661478502",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb4ffee8829e2e2f6b01edb6ed76651ff8fac6d9e8e395360013ddc312a195fe2",
    "signature": "0xf39b0f0d9d805932fcf6992cff42a8d7b799cc39ab61d964c70c987dc0442bb45ea58efc8e93e299bc4a25a57ebdb92edb60353857c0ffedd83ea13197881d1a1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}